U.S. Department 
of Commerce 
Seattle, Washington 
Volume 111 
Number t 
January 2013 
Fishery 
Bulletin 
Contents 
Articles 
1 —12 Cowen, Robert K., Adam T. Greer, Cedric M. Guigand, 
Jonathan A. Hare, David E. Richardson, and Harvey J. Walsh 
Evaluation of the In Situ Ichthyoplankton Imaging System (ISIIS): 
comparison with the traditional (bongo net) sampler 
Companion articles 
The National Marine Fisheries 
Service (NMFS) does not approve, 
recommend, or endorse any proprie- 
tary product or proprietary material 
mentioned in this publication. No 
reference shall be made to NMFS, 
or to this publication furnished by 
NMFS, in any advertising or sales 
promotion which would indicate or 
imply that NMFS approves, rec- 
ommends, or endorses any propri- 
etary product or proprietary mate- 
rial mentioned herein, or which has 
as its purpose an intent to cause 
directly or indirectly the advertised 
product to be used or purchased be- 
cause of this NMFS publication. 
The NMFS Scientific Publications 
Office is not responsible for the 
contents of the articles or for the 
standard of English used in them. 
13-26 Bromaghin, Jeffrey F., Monique M. Lance, 
Elizabeth W. Elliott, Steven J. Jeffries, 
Alejandro Acevedo-Gutierrez, and John M. Kennish 
New insights into the diets of harbor seals ( Phoca vituhna) in 
the Salish Sea revealed by analysis of fatty acid signatures 
27-41 Howard, Sarah M. S., Monique M. Lance, 
Steven J. Jeffries, and Alejandro Acevedo-Gutierrez 
Fish consumption by harbor seals ( Phoca vituhna ) in the 
San Juan Islands, Washington 
42-53 Rose, Craig S., Carwyn F. Hammond, Allan W. Stoner, J. Eric Munk, 
and John R. Gauvin 
Quantification and reduction of unobserved mortality rates for snow, 
southern Tanner, and red king crabs ( Chionoecetes opilio, C. bairdi, and 
Parahthodes camtschaticus) after encounters with trawls on the seafloor 
54-67 Laidig, Thomas E., Lisa M. Krigsman, and Mary M. Yoklavich 
Reactions of fishes to two underwater survey tools, a manned submersible 
and a remotely operated vehicle 
