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1998 Monthly Census at the

San Joaquin Wildlife Sanctuary
SJWS Monthly Counts for:  1998 Aug Sept Oct Nov Dec Total
GREBES
Eared Grebe . . 28 112 . 140
Pied-billed Grebe 12 29 33 115 30 219
Western Grebe . . . 5 . 5
PELICANS & CORMORANTS
Brown Pelican . . . 1 . 1
Double-crested Cormorant . 1 3 31 21 56
HERONS & EGRETS
American Bittern cw 2 . . . . cw 2
Great Blue Heron 10 9 5 6 2 32
Snowy Egret 3 95 50 49 37 234
Great Egret 8 31 23 10 7 79
Green Heron . 2 1 4 . 7
Black-crowned Night-Heron . 4 9 6 9 28
IBIS
White-faced Ibis . 52 2 5 . 59
GEESE
Canada Goose . . . . 8 8
DUCKS
Mallard 154 312 77 30 10 583
Gadwall 2 3 6 . 4 15
Green-winged Teal . . 21 62 147 230
American Wigeon . . 19 20 2 41
Northern Pintail . 15 59 18 6 98
Northern Shoveler 1 60 179 517 346 1103
Cinnamon Teal . . 53 33 38 124
Ruddy Duck 57 51 129 253 244 734
Canvasback  . . . . 6 6
Redhead . . . 6 . 6
Ring-necked Duck . . . . 2 2
Lesser Scaup . . . 1 7 8
Bufflehead . . . 8 64 72
Mandarin Duck . 2 1 . . 3
RAILS
Sora . 2 10 7 . 19
Common Moorhen . . 6 4 2 12
American Coot 51 154 463 256 287 1211
SHOREBIRDS
American Avocet 65 48 78 211 27 429
Black-necked Stilt 111 106 75 130 139 561
Semipalmated Plover . 2 2 . . 4
Killdeer 75 43 106 . 1 225
Marbled Godwit 10 6 3 . . 19
Whimbrel 5 . . . . 5
Long-billed Curlew . 1 . . . 1
Willet 7 18 12 12 2 51
Greater Yellowlegs 1 7 3 3 1 15
Lesser Yellowlegs 3 7 4 2 2 18
Spotted Sandpiper 2 . 5 4 7 18
SJWS Monthly Counts for:  1998 AUG SEPT OCT NOV DEC Total
Wilson's Phalarope 59 18 . . . 77
Short-billed Dowitcher 116 123 35 21 . 295
Long-billed Dowitcher . . 186 . . 186
dowitcher species . . 53 295 23 371
Dunlin . . . 9 . 9
Common Snipe . . 3 . . 3
Western Sandpiper 39 118 373 92 . 622
Least Sandpiper 20 28 10 81 46 185
Pectoral Sandpiper . 2 . . . 2
Baird's Sandpiper . 2 . . . 2
Ruff . . . 1 . 1
GULLS & TERNS
Bonaparte's Gull . 1 . 4 3 8
Ring-billed Gull . 3 . . . 3
California Gull . . . . . 0
Forster's Tern 8 14 80 63 11 176
California Least Tern 4 . . . . 4
Caspian Tern 2 26 . . . 28
Black Tern . . 1 . . 1
Black Skimmer . 19 7 15 3 44
BIRDS OF PREY
Turkey Vulture . . 1 10 6 17
White-tailed Kite . . . 2 . 2
Northern Harrier . . . 1 2 3
Cooper's Hawk 1 . . 1 . 2
Red-shouldered Hawk . . . 2 . 2
Red-tailed Hawk 1 . . 2 8 11
Osprey 4 2 . 3 . 9
American Kestrel . . . 1 1 2
Peregrine Falcon . 1 . . . 1
Barn Owl . . . . . 1
KINGFISHERS
Belted Kingfisher . . 1 . . 1
FLYCATCHERS
Black Phoebe . . . . 1 1
MOCKINGBIRDS & SHRIKES
Northern Mockingbird . . . . . 0
Loggerhead Shrike . . . 1 . 1
PIPITS
American Pipit . . . . 1 1
VIREOS & WARBLERS
Common Yellowthroat . . . . 1 1
SPARROWS
Song Sparrow . . . . . 0
Brewer's Sparrow . . 2 . . 2
FINCHES
House Finch . . . . 1 1
Total Species Seen  831 1417 2217 2525 1565 8555

 

Sea & Sage Audubon Society
PO Box 5447 • Irvine, CA 92616 • 949-261-7963

http://www.seaandsageaudubon.org