* 
Notes on a Visit to Laysan Island 
It 
Results of Salinity Tests 
I Ocean water (surface) analyzed by D. Hashimoto (P.O.F.I.) 
1. slightly wave washed beach 
2. tidepodl on coral ledge 
3- slightly wave washed beach 
k. wave washed shore 
5, calm shore over reef 
6, sandy area between shoreline and reef 
7 , shore off NW (???) 
II 
I.) 
35.01 
0/00 
35.19 
0/00 
35.12 
0/00 
35.17 
0 / 0 0 
35.20 
0/00 
35.1^ 
0/00 
35.15 
°fo° 
Lagoon water (surface ) analyzed by Tim 0 ? Callaghan (Dept, of Botany) 
———— lost -— 
8 . 
19. 
9- 
11 . 
15. 
18 . 
10 . 
20 . 
30 . 
ik. 
13 . 
31 . 
16 . 
over Cyperus 
over mud-flat 
tt tt ft 
tf 
tt 
u 
over Sesuvium portulacastrum 
tf ’—’— it —- ———— 
over Cyperus laevigatus 
it 
tt 
tr 
over Lyngbya & Cyperus 
near Cocos nucifera 
over Cyperus laevigatus 
in one foot deep puddle 
(Dept 
. of Botany) 
59 
0/00 
80 
0/00 
66 
0/00 
60 
0/00 
62 
0/00 
6k 
0/00 
62 
0/00 
60 
0/00 
62 
0/00 
61 
0/00 
60 
0/00 
12 
0 /oo 
III Spring on RE side of lagoon (surface samples) analyzed by Tim 0*Callaghan 
12. flooded spring 
17. flooded spring 
1^2 0/00 
53 Q/oo 
Seals and Turtles : (Dec 3)3 sea turtles and 179 seals. (Dec.4) tagged 3 
turtles with two tags (?RBC) each. 
#1 9 left rear right rear 
1030 1024 
3 ft. 1 5 7 8 inches long by 3 feet 2 inches wide 
c f 1032 1031 
3 feet 2 inches long by 2 feet 10 1 7 2 inches wide 
1034 1033 
2 feet 10 inches long by 2 feet 6 inches wide. 
# 2 
#3 
9 
