Surf icial bottom sediments collected on Betawave II cruises by 

 R. Wigley, NMFS (continued) 



Station 



Gear 



Remarks 



Cruise 77-01 



29 

 31 



34 



35 



36 

 38 



39 



27 

 28 



Pipe dredge Fine sand, light gray. 



" Medium sand 15% small mollusk fragments , 



pale brown. 



Digby dredge Two Arctica shells 5 to 10 centimeters. One 

 Echinarachnius 1-1/4 centimeters. 



" Coarse sand, brown. Small (1/4 to 1 centi- 



meter) pebbles, brown. Shells Placopecten . 

 Hydroids . 



Pipe dredge Medium-coarse sand. Few small (1/8 to 1 

 centimeters) pebbles, medium-brown. 



" Pebbles (1/8 to 3-1/2 centimeter) , black to 



white. Sand, wide range in size, black to 

 white. Mollusk shell fragements, 3%. 



Digby dredge Pebbles (1/8 to 6 centimeters) white to black. 

 Coarse-medium sand, brown-white to black. 

 Shells. Venericardia , Spisula , Placopeten . 

 Stronglylocentrotus , fresh dead, 7 milli- 

 meter in diameter. Amaroucium ?, 2 pieces 

 5 to 10 centimeters. 



Cruise 76-13 (2 Samples) 



Pipe dredge Medium-fine sand, pale brown, Echinarachnius 

 shell fragments, well rounded. 



" Medium-fine sand, pale brown. < 1% shell 



fragments. 1 to 2 pebbles, 1 to 10 

 millimeters . 



Pipe dredge Fine sand, light gray. 



Digby dredge Shell fragements 1/2 to 5 centimeters, white, 

 clean. Crepidula fornicata , Echinarachnius . 

 Crassotrea , Nassarius trivittatus . Small 

 (1/2 centimeter) pebbles. Anomia , Spisula 

 Ensis, Astarte. 



V-25 



