Aug 15-16, 2011 * GRANDE * Deep-Water Pelagic from San Diego – Dark-rumped Petrel, Cook’s Petrel, Laysan Albatross

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Scroll Down For: Trip Tracks By Matt Sadowski & eBird Totals By Jon Feenstra

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Trip Report by Paul E. Lehman

(San Diego) The double-overnight pelagic trip aboard “Grande” from 7AM Mon to 7AM Weds (15-17 Aug) to the edge of the continental shelf well southwest of San Diego (in both San Diego and, mostly, Los Angeles County waters) recorded some excellent birds. Inshore it was calm and with just a light breeze; out at the edge of the shelf there was a 15-20mph NW wind (good for pterodromas!) and moderate swell and chop. Highlights included:

As we left port Monday AM, there were THREE AMERICAN-type OYSTERCATCHERS (2

Americans and 1 hybrid-type is our best guess!) and 1 Black Oystercatcher at Ballast Point.

Inshore, Monday, we birded 9-Mile Bank and 30-Mile Bank, then headed SW. At the shelf-edge, Tuesday, we worked a ca. 44-nm line from NW to SE, mostly 87-95+nm south of San Clemente Island or 130-140nm SW of Point Loma.

DARK-RUMPED PETREL: around mid-day Tuesday, one flew by the bow and quickly away, seen adequately by only several on board, and as a “large pterodroma” by most others.

COOK’S PETREL:  one seen well by almost everyone near the back of the boat early on Tuesday.

LAYSAN ALBATROSS: one came in to the boat with Black-foots on Tuesday.

RED-BILLED TROPICBIRD: total of SEVEN (!) seen on trip, one late Monday near Butterfly Bank, 5 in one relatively short stretch along shelf-edge on Tuesday AM, and one on the way back in late Tues; excellent views of several of them right around boat

WILSON’S STORM-PETREL: one made a single pass past the bow and continued away in San Diego County waters on Monday, 17.5nm W of Point Loma

OTHER SPECIES SEEN INCLUDE:

Western Grebe:  1 swimming in ocean 17.5 miles offshore (!) on Monday

Black-footed Albatross: ca. 7 total, though difficult to determine total due to constant presence of birds behind the boat on Tues

Leach’s Storm-Petrel:  150+ total, including many dark-rumped; 2 in SD Co.

Ashy Storm-Petrel:  3 SD waters, 3 LA waters

1600 Black Storm-Petrels: 1500 of which in one raft on 9-Mile Bank

Least Storm-Petrel:  1 briefly seen by few in the large BLSP raft

Xantus’s Murrelet: 3 scrippsi near 30-mile Bank and 2 HYPOLEUCUS at shelf edge

Rhinoceros Auklet:  3 unseasonal birds total, 2 SD, 1 LA

Sabine’s Gull: 15, including several birds starting only 2-3 miles off Pt Loma

Long-tailed Jaeger: 11 total, with 4 in SD Co. waters

Arctic Tern: 4

and….. the usual Pink-foots, Sooties, Pomarines, phalaropes, Cassin’s, 15 Common Terns, etc….   two land birds landed on board–Eurasian Collared-Dove and Brown-headed Cowbird….  the dove rode with us all the way back to Point Loma after consuming several dishes of water and some French Toast.

In all, good numbers of birds at 9-Mile and 30-Mile Banks and then the usual long stretches with relatively few birds as one got well offshore, but there certainly was fine quality!!!

–Paul Lehman,  San Diego

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TRIP TRACKS BY MATT SADOWSKI

eBIRD TOTALS BY JON FEENSTRA

Day 1 – Nine Mile and Thirty Mile Banks, San Clemente Basin

Day 2 – At the shelf edge 135 nautical miles off shore – Matt’s Bank and the Bell Bank

15-Aug 16-Aug TOTAL
Western Grebe 1
Laysan Albatross 2 2
Black-footed Albatross 20 20
Galapagos/Hawaiian Petrel (Dark-rumped Petrel) 2 2
Cook’s Petrel 2 2
Pink-footed Shearwater 78 78
Sooty Shearwater 258 2 260
Black-vented Shearwater 4 4
Wilson’s Storm-Petrel 1 1
Leach’s Storm-Petrel 27 138 165
Ashy Storm-Petrel 8 8
Black Storm-Petrel 1,657 3 1660
Least Storm-Petrel 1 1
Red-billed Tropicbird 1 6 7
Brandt’s Cormorant 2 2
Double-crested Cormorant 50 50
Brown Pelican 507 507
Snowy Egret 1 1
Black-crowned Night-Heron 2 2
Semipalmated Plover 1 1
American x Black Oystercatcher (hybrid) 3 3
Black Oystercatcher 1 1
Spotted Sandpiper 1 1
Marbled Godwit 20 20
Least Sandpiper 6 6
Red-necked Phalarope 77 1 78
Red Phalarope 60 5 65
Red-necked/Red Phalarope 80 80
phalarope sp. 11 17 28
Sabine’s Gull 14 14
Heermann’s Gull 353 353
Western Gull 340 340
California Gull 2 2
Caspian Tern 5 5
Common Tern 18 18
Arctic Tern 3 3
Common/Arctic Tern 4 2 6
Royal Tern 10 10
Elegant Tern 44 44
Pomarine Jaeger 8 1 9
Parasitic Jaeger 2 2
Long-tailed Jaeger 4 7 11
Parasitic/Long-tailed Jaeger 1 1
Xantus’s Murrelet 3 2 5
Cassin’s Auklet 10 10
Rhinoceros Auklet 3 3
Eurasian Collared-Dove 1 1
Mourning Dove 1 1
Barn Swallow 5 5
Brown-headed Cowbird 1 1
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