i 
: 
Observations Extracted from Ball's Journal on Laysan Island, 1923, that May be of 
Use in Species Accounts for Laysan Island Account. 
Extracted by 1.3. Clapp, 23 February, 1969 
Black-footed Albatross 
21 April 
10 May 
- Dickey shot partial albino D. nigripes. 
- Dr Wetmore counted young . . of D. nigripes (. . 4,600). Estimating dead 
young at 50$ there were about ... 9, 200 black-footed young or 18, 400 
adults at the beginning of t e breeding deason. 
Laysan Albatross 
10 May 
- Dr. Wetmore counted young of Diomedea immutabilis . . .(3,400 . ..) 
Estimating dead young at 50$ there were about 6,800 laysan albatross 
... or 13,600 . . . adults at beginning of breeding season. 
Christmas Shearwater 
24 April - P. nativitatus laid eggs and lost it owing to wind undermining it and 
rolling it under board. 
30 April - Took egg . . pinkish tint showing through white of shell. 
Bonin Petrel 
18 April 
Estrelata hypoleuca present but not numerous apparently. Only 2 seen have 
been found dead. : 
Bulwer’s Petrel 
17 April - Bulweria buiwerii reported by Dickey. 2 pr. under buildings in evening. 
Dote like distant barking of old dog. 
21 April - Found two Bulweria buiwerii nearly dead of exposure . .Revived inside house 
26 April - Bulweria layed near building. 
1 
Sooty Sfaorm Petrel 
25 April - Brought in dead petrel; possibly 0. tristrami in immature plumage. 
27 April - Young nearly fledged of Oceanodroma tristrami found dead. 
Blue-faced Booby 
16 April - Shot pair Sula cyanopes (one emitted-large flying fish) and took their 
2 eggs (One embryo nearly ready to hatch; other younger. 
21 April - 45 nksts of Sula cyanops in one colony on SE side; largest colony on island. 
mL . 
fs 
wn Booby 
April - Took photos of . . Sula leucogaster (one pair nesting on easu side lagoon) 
j<«s=-f*=vsr,ss ■= 
. 
