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appendix b final 2008 biological surveys of los angeles and long ...

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9.0 Birds<br />

Table 9.6-1. Historical Comparisons <strong>of</strong> Percent Composition <strong>of</strong> Ten Most Common Species <strong>of</strong><br />

Birds Observed in Los Angeles <strong>and</strong> Long Beach Harbors.<br />

Species<br />

Year<br />

Common Name Scientific Name<br />

1973-<br />

1974 1 1978 2 1983-<br />

84 3 1986-<br />

1987 4 2000-<br />

2001 5 2007-<br />

<strong>2008</strong><br />

Western Gull Larus<br />

22.37 13.92 13.87 19.91 28.47 24.58<br />

occidentalis<br />

Br<strong>and</strong>t's<br />

Phalacrocorax 0.02 0.11 5.71 1.57 4.99 14.12<br />

Cormorant penicillatus<br />

Surf Scoter Melanitta<br />

14.36 11.55 5.89 25.55 3.12 11.25<br />

perspicillata<br />

Brown Pelican Peliicanus<br />

3.82 14.06 15.00 14.00 9.51 9.55<br />

occidentalis<br />

Western Grebe Aechmophorus 0.12 4.49 2.56 5.44 8.31 8.00<br />

occidentalis<br />

Heermann's Gull Larus heermanni 28.60 28.42 27.39 9.32 12.54 7.27<br />

Elegant Tern Sterna elegans 0.40 0.42 0.28 0.37 10.41 6.98<br />

Rock Dove Columba livia unknown unknown unknown unknown 4.50 5.08<br />

Double-crested Phalacrocorax 0.77 2.32 1.48 2.65 3.00 3.53<br />

Cormorant auritus<br />

California Gull Larus californicus 6.60 0.71 0.58 0.08 2.12 1.19<br />

<strong>2008</strong> Biological Surveys <strong>of</strong> Los Angeles <strong>and</strong> Long Beach Harbors 9–23<br />

April 2010

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