PROGRESS IN BIOLOGICAL INQUIRIES, 192 9 



1075 



On this trip water samples and temperatures were obtained at all 

 37 stations that were made; plankton hauls were made at 8 and an 

 otter trawl was used at 3 stations. Drift bottles were set out along 

 2 lines totaling 180 miles, one of which was off Montauk Point and 

 the other off New York City. 



(c) A cod-tagging cruise made June 9 to 15, by the Albatross II, 

 to Xantucket Shoals. 



Figure 1. — Oceanographic work aboard the U. S. F. S. Albatross II. One of a 

 series of Greene-Bigelow water bottles with a sample of sea water from a known 

 depth is being brought aboard. 



{(!) A cruise made from September 17 to 28 on a commercial 

 otter trawler to the northeast part of Georges Bank, where speci- 

 mens and data were collected on the cod, haddock, and other fishes. 



Table 2. — A summary of the number of fish tagged from 1923 to 1929 



BY SPECIES 



1923-1928 



1929 



Total 



Cod tagged 



Pollock tagged... 

 Haddock tagged - 



Total 



39, 496 

 4,799 

 10. 620 



54,915 



1,169 

 13 

 134 



1,316 



40, 665 

 4,812 

 10,754 



56. 231 



BY LOCALITIES 



Browns Bank and vicinity 



Georges Bank 



New Hampshire and Maine 



Massachusetts, north of Cape Cod. 

 Massachusetts, south of Cape Cod. 

 New York and New Jersey 



Total. 



20020—31- 



2,113 



2,002 



19,581 



645 



29,857 



717 



54,915 



1,316 



2.113 

 2,002 



19, 581 

 645 



30, 705 

 1,185 



56,231 



