Acanthums triostegus sandvicensis — -RANDALL 
235 
ing of the body cavity without purchasing the 
fish, but they allowed pressure to be applied to 
the abdomen of each manini. 
When running ripe males (the sperm of 
which were motile) were discovered in samples 
taken throughout the year, it was realized that 
the limits of the spawning season could not be 
defined by the development of the male gonad. 
As would be expected from Table 5, however, 
there were more ripe males during the spawning 
season than outside of it. Of 745 adult manini 
( since trap caught, an estimated two-thirds were 
Do!* 
F»b. 14 
A 
JO 
40 
Sample 
Size 
_____________ 3 
50 
Data 
April II 
I 
i.L. 
40 
30 
Sample 
Size 
- 29 
April 17 
50 
107 
April 24 
40 
A, 
50 
47 
.4 
euuiLLL 
May 
17 *J_L 
lji«. i. mli. ,.i 
Fig. 6. Tide-pool collections of Acanthums triostegus sandvicensis from Ala Wai Yacht Basin to Makapim 
Point, Oahu, 1953. Vertical distance between horizontal lines is proportional to number of days between 
samples. 
