July 1966 



COMMERCIAL FISHERIES REVIEW 



51 







1 





^■>. .. 



J 1 



1 



Legend: 







• - Station Location 





25 



- K "^i 



- Fishing Station 



_ 





\ -^^ 



□ - Baiting Area 







.Commercial Quantities of 









Tuna Observed 











^"^^^^^^-^ ^ 





20 



c_. _^----^ ^-S- ^ 



• 



cC--..— . 





^ -^^ 





15 



^f\y ( 





10 



^^"^Z^, 





8 



75 / 



'0 65 60 



Area of operations of R/V UndauDted Cruise 2 (February 7 -April 9, 1966). 



contents. In addition, samples of muscle, 

 gonad, and eye lens tissue were collected 

 from one school of skipjack tuna for electro- 

 phoretic analysis of proteins. 



Small specimens (50 millimeters or 2.0 

 inches, total length) of the serranid Paranthi - 

 as furcifer were collected in the area of the 

 yellowfin tuna school and one of the schools 

 of skipjack tuna. This forage species was 

 prominent in the stomach contents and, in the 

 latter instance, was observed swimming in 

 dense aggregations in the area of collection. 



The water properties on the eastern and the 

 western sides of the Lesser Antilles were sig- 

 nificantly different. Turbulent eddies in the 

 upper 300 meters (984 feet) and increased 

 plankton values in the upper mixed layer char- 

 acterized the area west of St. Vincent Island. 

 The greater abundance of fish schools ob- 

 served in this area may be associated with 

 these conditions. The eddies observed in this" 

 area are probably the result of currents flow- 

 ing into the Caribbean Sea from the Atlantic 

 Ocean, past St. Vincent Island and other near- 

 by islands. The eddies appear to be carried 



