Vol. 53 - Alaska Resources Library and Information Services

Figure 4.1
Figure 4.2a
Figure 4.2b
Figure 4.3
Figure 4.4
Commercial landings of Tanner crabs from the southeastern Bering
Sea compared to total Alaska Tanner crab catch, total U.S. catch
for all crab species.
Sub-areas defined for the NMFS/OCS-BLM benthic faunal resource
survey of 1975, showing areas containing large stocks of
commercial Tanner crabs.
Centers of abundance of benthic C. bairdi and C. opilio in the
southeastern Bering Sea.
Principal areas of 1980 Tanner crab catch in the southeastern
Bering Sea.
Timing of appearance of larval C. bairdi in the southeastern
Bering Sea.
Figure 4.5 Temporal aspects of development in larval populations of C.
opilio and C. bairdi during four years of study.
Figure 4.6
Vertical distribution of zoea larvae of C. bairdi and C. opilio
samples by MOCNESS 1980-1981.
Figure 4.7 Vertical distribution of C. bairdi Stage I zoeae, May 1981.
Figure 4.8
Figure 4.9
Vertical distribution of Stage I and II Chionoecetes spp. zoeae
from eight stations (1981).
Vertical distribution of C. bairdi and C. opilio megalops larvae
at seven locations in 1981.
Figure 4.10 Distribution and abundance of C. bairdi larvae May and June, 1978.
Figure 4.11 Distribution and abundance of C. opilio larvae May and June, 1978.
Figure 4.12 Distribution and abundance of C. bairdi larvae in 1980 and 1981.
Figure 4.13 Distribution and abundance of C. opilio larvae in 1980 and 1981.
Figure 5.1 Vertical distribution of Oregoniinae brachyuran larvae in 1980,
1981 MOCNESS samples from the southeastern Bering Sea.
Figure 5.2 Vertical distribution of Pinnotheridae larvae in 1981 MOCNESS
samples from the southeastern Bering Sea.
Figure 5.3
Seasonal occurrence of larval stages of selected brachyuran taxa
in the southeastern Bering Sea in the years 1976-1981.
Figure 5.4 Locations and densities of Erimacrus isenbeckii larvae, 1976-1981.
Figure 5.5
Mean density of E. isenbeckii larvae 1976-1981 by stratum.
Figure 5.6 Frequency of occurrence of larval stages of Oregoniinae during
weekly intervals May 31-July 18, 1981.
Figure 5.7 Distribution and abundance of Oregoniinae larvae May/June 1978.
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