Humpback Whales in Glacier Bay National Monument, Alaska

by United States. Marine Mammal Commission

TABLE 8. Average vessel sightings per day in each class as seen from the Juraszs' R/V GINJUR. (Modified from Jurasz and Jurasz, 1979)

Vessel Class	1977	1978	Percent Decrease	Percent Increase
1	3.90	3.20	18%
3	5.74	13.47		135%
4	8.38	16.87		101%
5	6.93	8.19		18%
6	1.11	3.99		259%
7	1.21	1.38		14%
8	1.24	1.18	5%

Figure 4. COMMERCIAL FISHING VESSEL VISITS TO GLACIER BAY (from Hale and Wright, 1979)

Figure 5. COMMERCIAL FISHING ACTIVITY GLACIER BAY (from Hale and Wright, 1979)

J F M A M J J A S O N D SALMON King L L L L M H H H M L L L Red L M M M L Coho H H H H Pink L H H H M Chum L H H M M HALIBUT CRAB Tanner King Dungeness Key commercial fishing occurs L Low level M Medium level H High level

FIGURE 6. FISHING CHARTER BOATS AND PRIVATE BOAT VISITS TO GLACIER BAY 1970-1977 (from Hale and Wright, 1979)