January ig, 1923 . 
MEMORANDUM FOR DR. NELSON. 
Dear Dr. Nelson: 
Lists of the breeding birds of Laysan Island and the other 
* 
bird islands of the group are given on the following pages. Of 
these species Pterodroma hypoleuca breeds in January; the two 
Albatrosses and Oceanodrom a tristrami in February and March; Sterna 
' 
fuscata and Porzanula palmeri in May and June; Himatione fraithii , 
Telespyza cant an s , and T at are familiar!s , chiefly in May; and the 
remaining species from March to July. The height of the breeding 
season for most of the species on Laysan Island is the month of Kay. 
■ 
Other islands concerning the bird life of which little or nothing 
is known, are: Pearl and Hermes Reef; Two Brothers Reef; Ocean 
f . 
. • . .! 
Island; Cure Island; and Patrocinio (or Byer) Island. 
Very truly yours, 
