Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates
In 1989-1991, the U.S. Fish and Wildlife Service surveyed breeding populations of seabirds on the entire California coast. This study was sponsored by the Minerals Management Service in relation to outer continental shelf oil and gas leasing. At 483 nesting sites (excluding terns and skimmers in sou...
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U.S. Fish and Wildlife Service, Northern Prairie Wildlife Research Center
1992
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ftoceandocs:oai:aquadocs.org:1834/27469 2023-05-15T15:56:04+02:00 Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates Carter, Harry R. McChesney, Gerard J. Jaques, Deborah L. Strong, Craig S. Parker, Michael W. Takekawa, Jean E. Jory, Deborah L. Whitworth, Darrell L. Gilmer, David S. 1992-07 application/pdf 491 http://hdl.handle.net/1834/27469 en eng U.S. Fish and Wildlife Service, Northern Prairie Wildlife Research Center Dixon, CA http://hdl.handle.net/1834/27469 http://aquaticcommons.org/id/eprint/11254 29 2020-08-23 23:54:27 11254 United States Fish and Wildlife Service Conservation Ecology monograph 1992 ftoceandocs 2023-04-06T17:03:26Z In 1989-1991, the U.S. Fish and Wildlife Service surveyed breeding populations of seabirds on the entire California coast. This study was sponsored by the Minerals Management Service in relation to outer continental shelf oil and gas leasing. At 483 nesting sites (excluding terns and skimmers in southern California), we estimated 643,307 breeding birds of 21 seabird species including: 410 Fork-tailed Storm-petrel (Oceanodroma furcata); 12,551 Leach's Storm-petrel (O. leucorhoa); 7,209 Ashy Storm-petrel (O. homochroa); 274 Black Storm-petrel (O. melania); 11,916 Brown Pelican (Pelecanus occidentalis); 10,037 Double-crested Cormorant (Phalacrocorax auritus); 83,394 Brandt's Cormorant (P. penicillatus); 14,345 Pelagic Cormorant (P. pelagicus); 888 Black Oystercatcher (Haemotopus bachmani); 4,764 California Gull (Larus californicus); 61,760 Western Gull (L. occidentalis); 2,838 Caspian Tern (Sterna caspia) (excluding southern California); 3,550 Forster's Tern (S. forsteri) (excluding southern California); 272 Least Tern (S. albifrons) (excluding southern California); 351,336 Common Murre (Uria aalge); 15,470 Pigeon Guillemot (Cepphus columba); 1,821 Marbled Murrelet (Brachyramphus marmoratus); 1,760 Xantus' Murrelet (Endomychura hypoleuca); 56,562 Cassin's Auklet (Ptychoramphus aleuticus); 1,769 Rhinoceros Auklet (Cerorhinca monocerata); and 276 Tufted Puffin (Fratercula cirrhata). The inland, historical or hybrid breeding status of American White Pelican (P. erythrorynchus), American Oystercatcher (H. palliatus), Heermann's Gull (L. heermanni), Ring-billed Gull (L. delawarensis), Glaucous-winged Gull (L. glaucescens) and Black Tern (Chlidonias niger) are discussed. Estimates for Gull-billed Tern (S. nilotica), Royal Tern (S. maxima), Elegant Tern (S. elegans) and Black Skimmer (Rhynchops niger) will be included in the final draft of this report. Overall numbers were slightly lower than reported in 1975-1980 surveys (summarized in Sowls et al. 1980. Catalog of California seabird colonies. U.S. Dept. Int., Fish ... Book Common Murre fratercula Uria aalge uria IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications Melania ENVELOPE(166.133,166.133,-78.117,-78.117) |
institution |
Open Polar |
collection |
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications |
op_collection_id |
ftoceandocs |
language |
English |
topic |
Conservation Ecology |
spellingShingle |
Conservation Ecology Carter, Harry R. McChesney, Gerard J. Jaques, Deborah L. Strong, Craig S. Parker, Michael W. Takekawa, Jean E. Jory, Deborah L. Whitworth, Darrell L. Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates |
topic_facet |
Conservation Ecology |
description |
In 1989-1991, the U.S. Fish and Wildlife Service surveyed breeding populations of seabirds on the entire California coast. This study was sponsored by the Minerals Management Service in relation to outer continental shelf oil and gas leasing. At 483 nesting sites (excluding terns and skimmers in southern California), we estimated 643,307 breeding birds of 21 seabird species including: 410 Fork-tailed Storm-petrel (Oceanodroma furcata); 12,551 Leach's Storm-petrel (O. leucorhoa); 7,209 Ashy Storm-petrel (O. homochroa); 274 Black Storm-petrel (O. melania); 11,916 Brown Pelican (Pelecanus occidentalis); 10,037 Double-crested Cormorant (Phalacrocorax auritus); 83,394 Brandt's Cormorant (P. penicillatus); 14,345 Pelagic Cormorant (P. pelagicus); 888 Black Oystercatcher (Haemotopus bachmani); 4,764 California Gull (Larus californicus); 61,760 Western Gull (L. occidentalis); 2,838 Caspian Tern (Sterna caspia) (excluding southern California); 3,550 Forster's Tern (S. forsteri) (excluding southern California); 272 Least Tern (S. albifrons) (excluding southern California); 351,336 Common Murre (Uria aalge); 15,470 Pigeon Guillemot (Cepphus columba); 1,821 Marbled Murrelet (Brachyramphus marmoratus); 1,760 Xantus' Murrelet (Endomychura hypoleuca); 56,562 Cassin's Auklet (Ptychoramphus aleuticus); 1,769 Rhinoceros Auklet (Cerorhinca monocerata); and 276 Tufted Puffin (Fratercula cirrhata). The inland, historical or hybrid breeding status of American White Pelican (P. erythrorynchus), American Oystercatcher (H. palliatus), Heermann's Gull (L. heermanni), Ring-billed Gull (L. delawarensis), Glaucous-winged Gull (L. glaucescens) and Black Tern (Chlidonias niger) are discussed. Estimates for Gull-billed Tern (S. nilotica), Royal Tern (S. maxima), Elegant Tern (S. elegans) and Black Skimmer (Rhynchops niger) will be included in the final draft of this report. Overall numbers were slightly lower than reported in 1975-1980 surveys (summarized in Sowls et al. 1980. Catalog of California seabird colonies. U.S. Dept. Int., Fish ... |
author2 |
Gilmer, David S. |
format |
Book |
author |
Carter, Harry R. McChesney, Gerard J. Jaques, Deborah L. Strong, Craig S. Parker, Michael W. Takekawa, Jean E. Jory, Deborah L. Whitworth, Darrell L. |
author_facet |
Carter, Harry R. McChesney, Gerard J. Jaques, Deborah L. Strong, Craig S. Parker, Michael W. Takekawa, Jean E. Jory, Deborah L. Whitworth, Darrell L. |
author_sort |
Carter, Harry R. |
title |
Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates |
title_short |
Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates |
title_full |
Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates |
title_fullStr |
Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates |
title_full_unstemmed |
Breeding populations of seabirds in California, 1989-1991. Volume I - population estimates |
title_sort |
breeding populations of seabirds in california, 1989-1991. volume i - population estimates |
publisher |
U.S. Fish and Wildlife Service, Northern Prairie Wildlife Research Center |
publishDate |
1992 |
url |
http://hdl.handle.net/1834/27469 |
long_lat |
ENVELOPE(166.133,166.133,-78.117,-78.117) |
geographic |
Melania |
geographic_facet |
Melania |
genre |
Common Murre fratercula Uria aalge uria |
genre_facet |
Common Murre fratercula Uria aalge uria |
op_source |
http://aquaticcommons.org/id/eprint/11254 29 2020-08-23 23:54:27 11254 United States Fish and Wildlife Service |
op_relation |
http://hdl.handle.net/1834/27469 |
_version_ |
1766391559475953664 |