Laysan Island, June 1966, Crossin

Crossin, Richard S

1966

Smithsonian Institution Archives

Original Source

Source Material:
Image from the Biodiversity Heritage Library. Contributed by Smithsonian Institution Archives. | www.biodiversitylibrary.org

Pacific Ocean Biological Survey Program Ornithology Birds--Counting

Document Pages

47 Pages

RSC Memoranda Laysan Island June 1966

Laysan 10 - 16 June Island 20 - 21 1966 RSC ✓ ADP CPH Done

10 June 1966 Landed at 0850 - no problems - set up camp - left for complete Island sur vey at 1025

Albatross Count 10 June Day San Albatross Chicks by thousands 66,000 Count made all along lagoon.

Shorebird Count 10 June RT GP WT BTC Endla |||| - 5 |||| ||| ||| |||| - 5 ||| || ||| 27 21 26 95 |||| - 5 13 || 10 23 15 27 | 12 38 11 183

Booby Nest count 10 June BBB | BB | RFD

18 June kepsan teel kepsan tuch

Returns 16 June RADP. Kaysan - march 65 Gunnwing 682-46004 Reddy Turn one other unbanded with deformed left wing Recovery Sooty Tern 57 July 65 843-53987 w/streamer collected

10 June Bando Received 903 - 33000 1500 31501 - 2000 10 June Scotty Term Barking 903-31501 - 32000 500 Stad. 32001 - 500 500 stad 32501 - 33000 500 Stad 1500 903 - 39901 - 40000 BPP imm.

Sorty term Returns 10 June VADP 843 64356 6931) 843 78978 orange streamer 67536 61445 69328

Sorty Term Returns 10 June ADP 893 12527 ✓08854 ✓06333 ✓09124 ✓11213 ✓11664 ✓06837 ✓0354/ ✓05394 ✓10440 ✓13388 ✓14427 ✓05528 ✓01148 ✓05328 ✓12111 ✓07724

Sovty term Returns 10 June ✓ ADP 823 - 20884 ✓ 18691 ✓ Sovty Term Returns 10 June VADP 863-65880 ✓ ✓71785 ✓ ✓67364 ✓ ✓62343 ✓ ✓71759 ✓ ✓74384 - ✓68757 - ✓77127 - ✓67514 ✓ ✓62530 ✓ ✓66417 ✓ ✓65676 ✓ ✓63455 ✓ ✓63567 ✓

Bulwer's Petrol Returns 542-75360 on 2/9

11 June Bonds Received 903-33001 - 35000 2000 returned 34501 - 35001 11 June 1966 Sixty Term Bonding 903 - 33001 - 34500 35000 S.T. ad 2000 1500

ADP 11 June Sooty Tern Returns 893 - 107184 04108 03798 08171 12950 07410 09394 00668 03422 13314 09921 06818 01392

VADP Sooty tern Returns 11 June 843 - 65735 ✓ 69/58 ✓ 61725 ✓ 61846 ✓

Laypan Feivel 10 June Several smiggy N end in small brush by palms. Ca. 100 flushed from camp to this point.

12 June 2 Lazson finches were each asked to walk ("wag") up to some tern eggs after Personnel flushed the adults from the eggs. Both finches merely started pecking the eggs, picking pieces of shell away until the albumen & yolk was exposed then ingested these ingredients. Thousands of eggs pickled clean. 12 June Lazson feet feeding at dusk on heavy concentration of sand flies at edge of lagoon.

12 June Jayson Teal V = unknown sex Ducks Drakes V Ducklings II IC II IC II IC plus 36 unknowns per cent at duck on end of lagoon.

12 June Bands received 903 47001 - 48500 12 June Sooty Tern Banding 903 - 47001 - 48500 Stad. 1500

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sooty term Returns 12 June 893- 10654 04417 03592 01398 10057 08731 10142 07433 VADP 823- 16599 18849

13 June 1966 Bands Recd. 757-3160[illegible]-31800 - 200 bands Laysan Albatross Locals.

13 June Layson Sothly term Banding 903-61501-63000 ad. / 1500

/ADP 500y term Returns 13 June 893 - 01007 ✓ 08348 ✓ 01231 ✓ 06384 ✓ 10778 ✓ 823-17953 ✓ VATDP 300y term Returns 13 June 863 - 66465- 863-63807 ✓ 75958 ✓ 69239 ✓ 67533 ✓ 60337 ✓ 66655 ✓ 64012 ✓ 67675 ✓ 63315 ✓ 843 - 68002 ✓ 61526 ✓ 62211 ✓

14 June. 1800 now set out to attempt to beat Balcombs record of 3000 st. ! of jala i 0130 finished 3100 set out to beat Farry Halwin record of 4300 0612 Finished 4,500 mother 14 June 1964 Sixty Terms Bandel 903-64501-67500 ST Ad. 3000 903-63601-700 " " 100 3100 ✓ 74501-75900 1400 4500

VADO Sorty Returns 14 June 523 - 17882 Sorty Returns 14 June VADO 893-07776 08816 14940 04059 12457 843 - 68991 863 - 70513 67882 67468 70695 74472 71281 68963 65756

Scotty Fern Banding 15 June 1966 903 - 84001 - 85500 steel 1500 1500

Sooty Tern Returns 15 June 823- 843- VADP Sooty Tern Returns 15 June 863 - 74283 ✓ 61851 ✓ 77305 ✓ 68163 ✓ 73405 ✓ 893 - 09796 ✓ 12105 ✓ 04x57 / 05062 ✓ 03968 /

Sooty Tern Banding 20 June 903 - 88 001 - 88500 500

Forty Tern Returns 20 June 863-72298 62344 69224 5+ Returns 20 June 843-67459 61363 Laysan Teal Returns 6/5-30571 893-05394 13519

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Photos Balcony B 1 } B 2 } Nest 1 B 3 } C 9 Nest 2 fledgling young B 4 } B 5 } nest # 3 B 6 } B 7 } Nest # 4 young C 10 young Nest 4 Pewee C 8-11 Nest 5 3 young June 21 Jay on Finch # 1 new Nest (no eggs) clump of Eragrostis 17" above ground - almost in center of clump with overhanging blades of grass practically concealing it. 5" x 5 1/2" outside diameter overall height 3" cup - 2 3/4" wider Cup depth 2" almost entirely of dead Eragrostis grass blades, with a few grass rootlets intermixed - fairly compact bowl.

21 June Jayson Finch Nest # 2 ht above ground = 4" outer dimension: 6" Wide, 3½" height bowl 3" W. 2¼ deep contents 1 young about ready to fly. constructed of same materials nest 1 Lining of finer grass blades. 11 yds from nest 1 built almost on the ground in the dead blade portion of a clump of Eragrostis 26 June Jayson Finch Nest # 3 (Found on 20 June) (nees - no eggs) # above ground 15" outside dim. W 4½ x 5" H 2" bowl 2½ W 2¼ D side of E. clump hidden to view by both dead & live overhanging blades.

21 June LF Nest # 4 with one small young (2 eggs 15 June) H above ground 12" O. D. = 5 1/2 x 4 1/2 x 2 3/4 H Bowl 3 3/4 W x 2 1/4 D. same care as other in E. clump long, down like feathers are now present over the crown and dorsal line and around tracts + one on wings Bright yellow margin to both mandibles mouth lining purple pinks, eyes just beginning to open. skin color grey to charcoal flesh above flesh below. 21 June LF Nest # 5 3 young feathers 12" above ground in E. clump ext. dim. 6 x 6 x 3 H. cup 3 1/4 x 1 3/4 D. great clumps of edge of screech w side no fecal matter at nest - fecal sacs are constantly carried away by parents - nest clean.

LF 21 June Nest # 6 young already gone 16" above G out D. 5 1/2 x 5 1/2 x 2 1/4 Bowl 2 3/4 x 2 - D. Clump of Eros. at edge of Scammon no dropping - feather scales 40-6 8 7 x 8 7 21 of other Alder nests found same situation as others esp. at edge of Scammon some nests just being built, not lots form the basis of the bottom + inside walls, finer grass woven into this one Althern 3 young 1 with one large very yellow young 1 with 3 eggs 1 with one egg center 16.5 x 22.0 of Eros. near Jag

Nest #6 4 young ready to fly many droppings about nest so nest built 3" above ground entirely within the dead portion of a small clump of dragon Nest #7 3 young about 5 days old same types as previous Nest #8 7 eggs fresh 16" above ground 5 x 5 x 3 H 2 1/2 x 2 D bowl. 16.0-21.0 16.0-20.0 16.0-22.5 1 nest with 2 young just hatched & 2 eggs ready to hatch.

Nest # 9 1 egg fresh parent flushed ~~~ 13'30 remains of 3 old nests in same clump ideally situated - pole, next to Scavenge feeding young 21) Shade LB the adult hopped to a begging (wing flapping, gaping call) young - flying, stripped. The adult proceeded to pop seeds? into the gaping mouth of the young bird - one morsel of food at a time which the ad. regurgitated from at least the lower throat. The young was fed about 8 items of food before the ad. flew off.

21 June LF feeding in large numbers on Tribulus seeds about lagoon near dusk. Both adults + immatures day parrotfish 21 June immature or subadults seen feeding on the floral stalks of palms at N side of Lagoon. Gray backed terns and Common Noddy eggs have now been observed picked open and eaten an adult was seen eating a wedgetail egg which was layed in the relative open under an overhanging clump of Exogyra. also feed on Boerhaavia and Portulaca seeds. Shelton noted them feeding on Nicotiana flowers.

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21 June ✓ADP RFB Returns 587-80540 ✓ ad LP

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