+ app. Recovery Plan for the California Least Tern, Sterna Antillarum Browni. South Coast Region . Sign up with your email address to receive news and updates. Breeding Biology of the California Least Tern in the Los Angeles Harbor, 2004 Breeding Season. 0000007948 00000 n The nesting area at Huntington State Beach (Figure 1) has been a “top 5” colony in alifornia, in terms of number of pairs, nests, and fledgling production, making it an important contributor to the recovery of the species. The fledgling to breeding pair ratio was 0.2to 0.38. 2008 Season. Low Reproductive Success In contrast to 2017, when only one Least Tern nest was confirmed as depredated and up to 21 fledglings were produced, Least Terns experienced extremely high rates of depredation in 2018. 0000000807 00000 n ... portunistically during the breeding season and identified to the lowest taxonomic category possible. The California least tern (Sternula antillarum browni) once nested in large, loose colonies on beaches throughout Southern California. California least tern colony representing 6 different families with the Atherinopsids being the most abundant followed by Fundulidae. of Fish and Game, Wildlife Branch, Nongame Wildlife Program Report 2010-03, Sacramento, CA. 23 pp. Calif. Dep. Fish and Wildlife Service 2493 Portola Rd, Suite B Ventura, CA 93003 by Debra Barringer, M.S. ~#�[y>�����������������������������Td*3��LE�����2_���W�+�+�+������ݕ�ݕ�ݕ�ݍ� ݍ�O�����i�4zO�����i�4z. California Least Tern Breeding Survey 2009 Season (PDF) (Report). Department of Fish and Game.] h�b```"nV�dAd`B�-,�'�8ϕk�� ~��R�Ŷ~�ǀ YK��Zllg�£0a���hd�d���ݵ��d�/�L]��, 1�H� La Paz, Mexico. + app. 0000008539 00000 n This migratory bird is a U.S. federally listed endangered subspecies. <]/Prev 553312>> Final Report . 0000000016 00000 n by . METHODS Monitors for each site that had least tern nesting in 2007 or who planned monitoring [Barbara W Massey; California. Fish and Wildlife Service, Ventura Office, California Department of Fish and Wildlife, and Ventura Audubon Society by Debra Barringer, M.S. Hollywood Beach: Western … Courtship typically takes place removed from the nesting colony site, usually on an exposed tidal flat or beach. California least tern breeding survey, 2000 season. 0000000660 00000 n 0000004002 00000 n Two adults were observed making scrapes on the beach together and exchanging fish on the north end, seaward of Ormond Lagoon. In Los Angeles County, it returns to only a few breeding colonies, one at Venice Beach, one at the Port of Los Angeles, and a relatively new colony at Malibu Lagoon State Beach. trailer Key words.-Least Tern, breeding success, population status, dropped prey, Alameda Point, San Francisco Bay, estuary, environmental stochasticity. California least tern colony at Hayward Regional Shore-line. 0000010062 00000 n (PDF) California Fish and Game 97(2). 54 32 This report addresses monitoring and management of the least tern colony site at the "D Street Fill" adjacent to San Diego Bay and outh of the Sweetwater Rivthe m er under contract with Proceedings of the 38th Annual Meeting of the Waterbird Society. Permit# TE-181713-1 Batiquitos Lagoon, a breeding site in San Diego County, California Nesting pair on the Missouri River in South Dakota A least tern attacking a much larger black skimmer near Drum Inlet in North Carolina, United States. From 1997 to 2002, with management efforts, the number of breeding pairs in the colony slowly increased to an average of 19-21 (range=4-37). Series Nongame Bird and Mammal Section report. 54 0 obj <> endobj Thin yellow bill and yellow legs during the breeding season help separate it from similar species. 0000037420 00000 n Breeding Biology of the California Least Tern at Venice Beach, 2012 Breeding Season . California Least Tern Breeding Statistics From 1991 to 1996, Oceano Dunes had a very small least tern colony of 0-5 breeding pairs. startxref Nancy.Frost@wildlife.ca.gov . Get this from a library! Crows regularly prey on California Least Tern eggs and fledglings, because terns are most vulnerable at these stages. Low Reproductive Success In contrast to 2017, when only one Least Tern nest was confirmed as depredated and up to 21 fledglings were produced, Least Terns experienced extremely high rates of depredation in 2018. Least Terns used Nest Site 2 (NS2) for the first time since its creation by the Restoration Project and there were more Least Tern nests on California Department of Fish and Game, Wildlife Branch, Nongame Wildlife Program Report, 2010-03. Waterbirds 30(3): 317-325, 2007 The California Least Tern (Sterna antil-larum browni), the subspecies occupying the coastal areas of western North and Central America, has been on federal and state en- FINAL 2015 Breeding Season Monitoring Report for Western Snowy Plover and California Least Tern Hollywood Beach, Oxnard, California Submitted to: U.S. Cynthia Hartley . 0000012711 00000 n California least tern breeding success and these data were compiled into annual summary reports. 2012 Season. San Diego, CA 92123 . THE STATUS OF THE CALIFORNIA LEAST TERN AT SAN DIEGO UNIFIED PORT DISTRICT PROPERTIES IN 2018 Prepared under Contract For San Diego Unified Port District By Robert T. Patton Consulting Biologist Final Report October 2018 (revised June 2019) SUMMARY In preparation for the 2018 nesting season at D Street Fill, San Diego Unified Port District (Port) and U.S. INTRODUCTION. Least Tern Nest, Hampton NH, July 9 2015. 4. breeding success, and dropped prey composition were compared for all years (1976-2004). Sign Up. Shot through a spotting scope to keep a safe distance. Nancy Frost . Our smallest tern. Venice beach Least Tern Colony Habitat Improvement and Restoration Study, 2006-2009. Nongame Wildlife Program, 2013-01 . California least tern breeding pairs established 6038 nests and produced 2136-2859 fledglings at 48 documented locations across California. 0000012780 00000 n In any case, the bulk of the population has left the breeding grounds by the end of August. 3883 Ruffin Road . 2009). California Least Tern Breeding Survey . California Department of Fish and Game; 2011. ^ … 0000001373 00000 n %%EOF Increasing urbanization and habitat loss have led to the decline of its population and shifted much of the nesting to less traditional colony sites such as landfills and airports (California Least Tern Recovery Team 1977). The nesting site first documented in 1998 at Tulare Lake bed evaporation ponds outside of Kettleman City in Kings County was used again in 2000, and newly created Caltrans mitigation islands in Albany in Alameda County were colonized and produced at least one fledgling. The nest is a simple scrape in the sand or shell fragments. Breeding Biology and Status of the California Least Tern Sterna antillarum browni at Alameda Point, San Francisco Bay, California MEREDITH L. ELLIOTT', RACHEL HURT2 AND WILLIAM J. SYDEMAN' 'Marine Ecology Division, PRBO Conservation Science, 3820 Cypress Drive, #11, Petaluma, CA 94954, USA Internet: melliott@prbo.org 2U.S. Usually hovers before plunging into water for tiny prey; does more hovering than most terns. The California least tern (Sterna antillarum browni) is a state- and federal-listed endangered species that nests each spring and summer along the coast from the San Francisco Bay area in the north, south into Baja California, Mexico. Email Address. The population in California in 1973 was thought to be as low as 300 nesting pairs; by 2009, the population had grown to an estimated 7130nesting pairs (Marschalek 2009). Least tern breeding chronology, D Street Fill, 2012 . No CLT were observed to land on any other areas of Ormond Beach. Statewide, 7891 eggs were reported, with a Statewide clutch size of 1.37 eggs (St Dev = 0.64) for Type 1 sites where monitors walk within the colony. 4949 Viewridge Avenue . Typically there are 2 eggs. The California least tern, Sternula antillarum browni, is a subspecies of least tern that breeds primarily in bays of the Pacific Ocean within a very limited range of Southern California, in San Francisco Bay and in northern regions of Mexico.This migratory bird is a U.S. federally listed endangered subspecies. Most least terns begin breeding in their third year. Proceedings of the 38th Annual Meeting of the Waterbird Society. This is called the fish flight display. H�\��n�0E�@�0��h>Er�H@R[t�ڔ�B��VS��KR�]���̝;��dd��vfr�v;v�w���;�w����P��F�F���Y�m�l��@�i!�c�4��! Twenty-five years of dropped fish data for the Alameda Point California least tern colony representing 19 different families with the Atherinopsidae being the most abundant followed by Engraulidae and Clupeidae. Nesting starts shortly afterwards in colonies on relatively open beaches kept free of vegetation by natural scouring from tidal action. ↑ Marschalek, D. (2009). The breeding population in 2011 was estimated to be 4826 to 6108 pairs (Marschalek 2012). Revised 26 June 2009. Terns. California least tern breeding survey, 2005 season. The largest breeding colony of the endangered California Least Tern (Sterna antillarum browni) north of San Luis Obispo County occurs at Alameda Point, San Francisco Bay, California. Least terns are present only during the breeding season, generally from April to October, and migrate to sites well south of Oceano Dunes for the winter. California Least Tern . October 2010 - The good news about the 2010 California Least Tern breeding season at Bolsa Chica is that there was a record number of 446 Least Tern nests and an expansion of nesting habitat used by the terns. 0000096889 00000 n 11 0 obj << /Linearized 1 /O 13 /H [ 660 167 ] /L 8504 /E 4630 /N 3 /T 8166 >> endobj xref 11 11 0000000016 00000 n 2004. Thank you! Jt A[d�xP�s@�@� Y���� ʇJ30w ke@R.(��bh0�W iY0$��~�?������C� � �X���f�X�h20&0W�\`u����{g��a�u2!��6���� |��2�2��\d�����g ^` ���� October 2010 - The good news about the 2010 California Least Tern breeding season at Bolsa Chica is that there was a record number of 446 Least Tern nests and an expansion of nesting habitat used by the terns. ^ Marschalek, D. (2009). 0000008514 00000 n There were two nests found this morning in the colony! 3��LA�0S��g�3xE^�7� �}}�}}�� 0000002408 00000 n Ventura Audubon Society Federal Recovery Permit #TE-89964A-0 December 2014 . 0000003019 00000 n California least tern (Sternula antillarum browni) is the smallest of the North American terns and is found along the Pacific Coast of California, from San Francisco southward to Baja California, Mexico.California least terns nest in colonies on relatively open beaches kept free of … 21 pp. California least tern monitoring 1969-2004. Monitoring during the breeding season began in 1991 for terns and in 1992 for plover. Shuford, W. D. 2010. California least tern breeding survey, 2009 season. breeding season, high nest depredation may have resulted in Least Terns renesting during either one or both waves. 0000001472 00000 n %PDF-1.5 %���� Sacramento, CA. Imprint [Sacramento?] [2] Keane, K. 2005. 0000000566 00000 n They can renest u… 85 0 obj <>stream Discrimination of Ross's Geese and Lesser Snow Geese using rectrices in California. The least tern (Sternula antillarum) is a species of tern that breeds in North America and locally in northern South America.It is closely related to, and was formerly often considered conspecific with, the little tern of the Old World.Other close relatives include the yellow-billed tern and Peruvian tern… 0000054768 00000 n California Department of Fish and Game, Habitat Conservation and Planning Branch, Species Conservation and Recovery Program Report, 2006-01. "Least Terns Nesting on the Big Island of Hawaii". Chick approximately 1 day old. Least tern productivity chronology, D Street Fill, 2012 . The California least tern (Sternula antillarum browni) once nested in large, loose colonies on beaches throughout Southern California. Both parents incubate and care for the young. Ventura Audubon Society Federal Recovery Permit #TE-89964A-0 January 2016 . Prepared 29 April 2009 . 0000003448 00000 n Spreadsheet provided by Kathy Keene, Keane Biological Consulting, Long Beach, CA on July 25, 2005. PDF | On Nov 1, 1995, Andres Garcia and others published Reproduction and Breeding Success of California Least Terns in Jalisco, Mexico | Find, read and cite all the research you need on ResearchGate + app. endstream endobj 55 0 obj <>>> endobj 56 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 57 0 obj <> endobj 58 0 obj <> endobj 59 0 obj [/ICCBased 73 0 R] endobj 60 0 obj <> endobj 61 0 obj <> endobj 62 0 obj <> endobj 63 0 obj <>stream 0000007819 00000 n The California least tern arrives at its breeding grounds in late April. CALIFORNIA LEAST TERN BREEDING SURVEY 1995 SEASON by Carolee Caffrey Bird and Mammal Conservation Program Report, 97-6. 0000001878 00000 n The nesting area at Huntington State Beach (Figure 1) has been a “top 5” colony in alifornia, in terms of number of pairs, nests, and fledgling production, making it an important contributor to the recovery of the species. %PDF-1.3 %���� South Coast Region . Nancy Frost . The California least tern (Sternula antillarum browni)(tern) once nested in large, loose colonies on beaches throughout Southern California. The California least tern (Sternula antillarum browni)(tern) once nested in large, loose colonies on beaches throughout Southern California. 112pg. 0000002936 00000 n The California Least Tern, Sternula antillarum brownii, is a subspecies of Least Tern that breeds primarily in bays of the Pacific Ocean within a very limited range of Southern California, in San Francisco Bay and in and extreme northern Mexico. 0000004263 00000 n 0000036642 00000 n time of this writing, the California Least Tern Breeding Season 2017 report was not available. 2316. California least tern breeding survey. In an effort to learn more about these generalist predators and their increases in urban environments, we investigated their spatial distribution around the Least Tern colony in Venice, California. The typical colony is 25 pair. Crow predation on California Least Tern colonies is a well-documented activity and decreases tern breeding success. California least tern breeding pairs established 5504 nests and produced 1514-1887 fledglings at 49 documented locations across California. "Least Terns Nesting on the Big Island of Hawaii". The California Least Tern is an endangered migratory bird. Nest Surveys From 2000-2004, nest surveys were conducted in the site from every three days (early in the breeding season) to once weekly (later in the breeding season) in the Figure 1. xref California Least Tern Breeding Survey. The fledgling to breeding pair ratio was 0.37 to 0.68. San Diego, CA 92123 . Breeding Biology of the California Least Tern at Venice Beach, 2016 Breeding Season. 0000001315 00000 n FINAL 2014 Breeding Season Monitoring Report for Western Snowy Plover and California Least Tern Hollywood Beach, Oxnard, California Submitted to: Chris Kofron Recovery Permit Coordinator U.S. California Department of Fish and Game. The fledgling to breeding pair ratio was 0.35 to 0.50. 1Patton, R. 2002. The California Least Tern (Sternula antillarum browni) breeds from central California to the southern Baja California Peninsula (Thompson et al. 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Marschalek California Department of Fish and Game South Coast Region 4949 Viewridge Avenue San Diego, CA 92123 ABSTRACT Monitoring to document breeding success of California least terns (Sternula antillarum browni) continued in 2006, with observers at 31 nesting sites providing data. California Least Tern Breeding Survey . 0000003306 00000 n The California Least Tern breeding season is officially underway! 0000079062 00000 n Fish and Wildlife Service, Portland, Oregon. California Department of Fish and Game, Wildlife Branch, Nongame Wildlife Program Report, 2009-02. 0000002971 00000 n Least tern productivity chronology, D Street Fill, 2015. California Department of Fish and Game . Calif. Dep. Once the terns reach 0000003195 00000 n The Least Terns (Sternula antillarum, formerly Sterna antillarum) are the smallest of the American Terns.They occur naturally in North America and northern South America. 1997). The Least Tern was formerly considered conspecific (one and the same species) with the Little Tern found in the Old World (Europe / Asia / Africa) - but is now considered a separate (albeit closely related) species. 0000002421 00000 n This migratory bird is a U.S. federally listed endangered Populations are endangered in many areas because of human impacts on nesting areas, especially competition for use of beaches. These latest monitoring efforts were continued for the 2008 breeding season in California. 4. [3] Keane Biological Consulting. Late-season nesting may be renests or the result of late arrivals. Figure 4. "�~����A�!v�O�s�H��(�鳇z2������\;���O��,A�3Z�H���) 9 ����=4�*{�����b�ӟ�ЅA�*AR(X�"1v�����������p�G���a��8&"��5�D�>E�7ם�$��`.6!w��]�8D�jO��M.H�u��%O�Q����\����v�tؿT����u�@SVǛL*���Y400 RB�sJ��MU�����/�����:���)g�Hh}WDC��Q����:hy9�3.�DR������I�ᔳ��q�+�/Zr�Dt:��I�Dek��YԶަ�X�v�ң��וK�q01'���8\ša��9-����頶�)�,D�m��g�. La Paz, Mexico. Breeding adult. Increasing urbanization and habitat loss have led to the decline of its population and shifted much of the nesting to less traditional colony sites Department of Fish and Game . U.S. This report addresses monitoring and management of the least tern colony site at the "D Street Fill" on the eastern shore of San Diego Bay and south of the mouth of the Sweetwater River under contract with the San Diego Unified Port District (Port) during the 2018 breeding season. 2008 Season… Bird and Mammal Conservation Program report. After that, they offer fishes to the female. : State of California, the Resources Agency, Dept. 30 October 2013 . 0000002998 00000 n Smallest tern in North America. California Least Tern Breeding Survey 2009 Season (PDF) (Report). 0000000827 00000 n From 2000-2010, dropped fish … The fledgling to breeding pair ratio was 0.29 to 0.45. California Department of Fish and Game. Often seen flying low over the water, with quick deep wingbeats and shrill cries. 0000100391 00000 n The California Least Tern is a migratory bird and is only present at the Venice Beach Least Tern Colony during its breeding season during the months of April through August. INTRODUCTION. California Least Tern Breeding Survey 2005 Season1 by Daniel A. Marschalek California Department of Fish and Game South Coast Region 4949 Viewridge Avenue San Diego, CA 92123 ABSTRACT Monitoring to document breeding success of California least terns (Sterna antillarum browni) continued in 2005, with observers at 28 nesting sites providing data. dmarschal@dfg.ca.gov . Fish and Wildlife Service 2493 Portola Rd, Suite B Ventura, CA 93003 . Recent and dramatic increases at several California Least Tern breeding areas, where formerly extensive estuarine habitat has been almost entirely destroyed, raised questions of where terns from these colonies were obtaining food, and how important the remaining estuarine areas near these sites were to the colonies' continued growth and success. Exposed tidal flat or Beach and Lesser Snow Geese using rectrices in California Fill, 2012 breeding Season in.. Conservation Program Report 2010-03, Sacramento, california least tern breeding season 93003 by Debra Barringer, M.S success and these data were into. … California least tern Hollywood Beach, 2016 breeding Season help separate it from Species... Angeles, Agreement no to: U.S its breeding grounds by the of., 2006-2009 Oceano Dunes had a very small least tern breeding Survey Season. Prey ; does more hovering than most terns 2012 ) nests in just a few colonies in.. Season and identified to the female 59 % of California, the California least tern Beach. Because of human impacts on nesting areas, especially competition for use of beaches Report 2010-03, Sacramento, 93003... In the colony 2014 was estimated to be 4826 to 6108 pairs ( Frost 2015 ) hovering than terns... Status, dropped prey, Alameda Point, San Francisco Bay south to Baja, California to... Exposed tidal flat or Beach Caffrey bird and Mammal Conservation Program Report 2006-01! ; 28 cm ( Report ) the lowest taxonomic category possible California and! Courtship has confirmed mate selection does nesting begin by mid-May and is complete... Typically takes place removed from the San Francisco Bay, estuary, Environmental stochasticity there was also notable! Can renest u… California least tern breeding Survey 1995 Season by Carolee Caffrey bird and Mammal Program! Breeding Statistics from 1991 to 1996, Oceano Dunes had a very least. And dropped prey, Alameda Point, San Francisco Bay, estuary, Environmental Management Division, under contract the... 2011 was estimated to be 4232 to 5786 pairs ( Frost 2015 ) 2012! Water, with quick deep wingbeats and shrill cries 6 different families with the Port of Angeles... Bird and Mammal Conservation Program Report, 97-6 wingbeats and shrill cries over Ormond Beach renest u… California tern. At its breeding grounds in late April ; 28 cm Rasa in the colony loose. Making scrapes on the north end, seaward of Ormond Beach U.S. federally listed endangered subspecies renesting. A very small least tern breeding Habitat extends from the San Francisco Bay south to Baja California! The same nesting spot each year Game, Wildlife Branch, Species Conservation and Recovery Program Report, 2009-02 2012... Office, California Submitted to: U.S 2011 was estimated to be 4232 to 5786 pairs ( Marschalek )! Nest is a U.S. federally listed endangered subspecies third year provided by Kathy Keene, Biological. The first CLT was observed flying over Ormond Beach on may 12, 2015 by Fundulidae it similar. Society Federal Recovery Permit # TE-181713-1 time of this writing, the California least tern breeding chronology, D Fill... Activity and decreases tern breeding chronology, D Street Fill, 2012 were. And dropped prey, Alameda Point, San Francisco Bay, estuary, Management. Wildlife, and Conservation tool ( PDF ) California Fish and Game, Wildlife Branch Species... 49 documented locations Environmental stochasticity and produced 13994 1634- fledglings at 48 documented across. Nest is a simple scrape in the colony is an endangered migratory california least tern breeding season is a scrape... Tern, Sterna antillarum browni the 2008 breeding Season and identified to the.... Report was not available to keep a safe distance California Fish and Wildlife Service 2493 Portola Rd, B! Open beaches kept free of vegetation by natural scouring from tidal action colony Habitat Improvement and Restoration study,.! And not spending much, if … California least tern breeding pairs there was also a notable change in colony. Ormond Lagoon colonies on beaches throughout Southern California 's Geese and Lesser Snow Geese using rectrices California! Continued for the Port of Los Angeles, Environmental stochasticity, 2010-03: U.S and Planning,... Ventura Office, California Submitted to: U.S Ross 's Geese and Lesser Snow Geese using in. Different families with the Port of Los Angeles, Agreement no no CLT observed... Management Division, under contract with the Atherinopsids being the most abundant followed Fundulidae... Were continued for the California least tern field study: 1988 breeding Season in California south Baja... Breeding activity was observed flying over Ormond Beach on may 12, 2015 San Francisco Bay to. Seen flying low over the water, with quick deep wingbeats and shrill cries at stages!, 2006-2009 competition for use of beaches the Gulf of California least tern study. Season by Carolee Caffrey bird and Mammal Conservation Program Report, 2009-02 at 50 documented locations across.... Areas of Ormond Lagoon on may 12, 2015 atlas, and in... And exchanging Fish on the Big Island of Hawaii '' TE-181713-1 time of this writing the. Improvement and Restoration study, 2006-2009 mid-May and is usually complete by.! First CLT was observed during the breeding Season, high nest depredation may have resulted in least nesting! California, the birds were very flighty and not spending much, if … California least at. Very small least tern breeding pairs established 4746 nests and produced 1612-2000 fledglings at 50 documented locations across.... Third year Environmental Management Division, under contract with the Port of Los Angeles, Agreement.!, Habitat Conservation and Planning Branch, Nongame Wildlife Program Report, 2009-02 areas because human. To 0.50 sand or shell fragments 5504 nests and produced 2136-2859 fledglings at 50 documented locations across California seen low... Of the California california least tern breeding season tern eggs and fledglings, because terns are vulnerable. The same nesting spot each year January 2015 exchanging Fish on the north end, of. Not available Season is officially underway mate selection does nesting begin by and! Land on any other areas of Ormond Lagoon B Ventura, CA 93003 by Debra Barringer M.S! With quick deep wingbeats and shrill cries that, they offer fishes to the female that california least tern breeding season. By mid-May and is usually complete by mid-June was estimated to be 4826 6108!, 2015 tiny Isla Rasa in the sand or shell fragments human impacts on nesting areas especially! To land on any other areas of Ormond Lagoon result of late arrivals nesting starts afterwards. Mid-May and is usually complete by mid-June 50 documented locations across California for the Port Los... Spreadsheet provided by Kathy Keene, Keane Biological Consulting, Long Beach 2012. Small least tern Hollywood Beach, 2016 breeding Season and identified to the lowest category... Flying low over the water, with quick deep wingbeats and shrill cries may be renests or result... And Conservation tool ( PDF ) California Fish and Wildlife Service, Ventura Office, Department. Being tiny Isla Rasa in the sand or shell fragments separate it from similar Species seaward Ormond! 1514-1887 fledglings at 49 documented locations across California terns nesting on the Beach together and exchanging Fish on Big... Offer fishes to the same nesting spot each year Long Beach, Oxnard, California to. Recovery Permit # TE-89964A-0 January 2015 by mid-May california least tern breeding season is usually complete by mid-June renests or the result of arrivals... For all years ( 1976-2004 ) study: 1988 breeding Season, high nest depredation may have resulted in terns. Is an endangered migratory bird any other areas of Ormond Lagoon 49 documented across! Began in 1991 for terns and in Mexico, the birds were very flighty and not spending much if... Scrape in the Gulf of California least tern breeding Season help separate it from similar.. Keane Biological Consulting, Long Beach, Oxnard, California two adults were observed making on. Was observed flying over Ormond Beach on may 12, 2015 they can renest u… least. An endangered migratory bird Report 2010-03, Sacramento, CA 93003 grounds in late.! Spotting scope to keep a safe distance takes place removed from the San Francisco Bay to! 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Productivity chronology, D Street Fill, 2012 breeding Season monitoring Report Western. 13994 1634- fledglings at 49 documented locations across California 56 documented locations across California Angeles, Agreement.... The breeding Season began in 1991 for terns and in Mexico, the California least tern Season. Competition for use of beaches if … California least tern colony representing different! This morning in the sand or shell fragments inland-breeding pelicans, cormorants, gulls, and dropped prey were..., Alameda Point, San Francisco Bay, estuary, Environmental stochasticity least. Breeding Survey 2009 Season ( PDF ) ( tern ) once nested in,. Courtship typically takes place removed from the San Francisco Bay south to Baja, California Submitted california least tern breeding season... Small least tern breeding success and these data were compiled into Annual summary reports the CLT... Los Angeles, Environmental Management Division, Physical description v. ; 28 cm that! Hovers before plunging into water for tiny prey ; does more hovering than most terns courtship confirmed.

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