17 
/ 
evaluate the vegetative changes that have occured. In April 
» .A f ' 
1923 the island was dominated by .Eragrostls varjabA l.iai a * its 
?n March 1965 the vegetated area was a lush mat of Sp . Ia . m na 
r - Jl , *-J •!*> ^ ^ **** 
7 
a JL t*i 
on5, with, only a few scattered clumps of Eragrostis remaining at 
tho: western end* The change in vegetation has brought about a 
change in the nesting colony compostion as well, for in April 19*3 
^re^ata was not breeding on Grass, and in March 19&5 there were 
i jlT iiii I I ' ■ ■■'ll ' '■ * — 1 "* ^ 
300 to 350 "birds roosting on the island and 75 to 100 nests with 
eggs. 
Seal Island: 
C &tc , , , 
This islet 2 wns roughly east and vest, the 
distance along the axis "being about lhOO feet. The islet is about. 
300 feet wide at its widest point, The eastern half is made up of 
coral rubble and sand, with rocky lodges and reef sections on the 
southern side. The entire area is broken by numerous tidal pools 
and cuts in the rock. The»tidal sons on the northern side of this 
section is of fine sand, v^4eh-^pa^ea^ly-«hang©©-&hap®--^B , «^uaa41y 
r . ft £ - anii - mrrfin t.a. A fairly solid ledge of 
rock runs in a northeast-southwest direction across the eastern 
half. The western section has a wide, sandy beach on its south 
side s a narrow, coarse coral rubble beach on its north side, and 
oint at the western end, made of coarse coral rubble and sand. 
m v 
T 
A/hich curves to the north.^ Portions of the rocky ledge which 
originates on the eastern half extend across most of the western 
side, but dq. not connect with the beach. 
An area of about $00 feet in the western half is raised to 
about six feet above sea level, this being the highest elevation 
of the island. This area, less than 150 feet wide, supports most 
I 
h 
