Chaetognaths of the Arabian Sea
1. Krohnitta pacifica (AIDA, 1897)
(Figs. 1a and 1 b)
295
This species is occasionally encountered in the collections and the range of abundance
is 0 - 5.7% of the total chaetognaths. The general pattern of distribution shows a scattered
representation of the species with isolated areas of high values. The maximum value is at
JOO 30·
N
10·
0°
s
10·
~
:
®
sO"
60°
70°
E 80"30"
N
20·
•
0"
. 1
. ..
. . . :
. .
.' . S
. ~ 80" 10"
70·
Fig. 1 a. Geographical distribution of K. pacifica during the SW monsoon
No. of specimens per standard haul. For symbols see Fig. 14, p. 310
JOO 30°
N
10°
o·
S
10·
50·
70·
E 80"30.
70·
N
20·
- i 0"
. .
: s
E '80" 10"
Fig. 1 b. Geographical distribution of K. pacifica during the NE monsoon
the mouth of the Red Sea (425 per std. haul). The distribution of the species for the 2 monsoon periods does not show much variation, except that the Somalian region is better
populated during the SW monsoon, otherwise it seems to have a patchy distribution