U.S. Department 
of Commerce 
Seattle, Washington 
Volume IIS 
Number 4 
October 2017 
Fishery 
Bulletin 
Contents 
Articles 
437-450 Harvey J. Walsh and Vince G. Guida 
^THSOW/^jv 
OCT 25 2017 
i/BRAR'6% 
451-459 
Spring occurrence of fish and macro-invertebrate assemblages near 
designated wind energy areas on the northeast U.S. continental shelf 
Adriana Gonzalez-Pestana, Nicolas Acuna-Perales, Javier Coasaca- 
Cespedes, Francisco Cordova-Zavaleta, Joanna Alfaro-Shigueto, 
Jeffrey C. Mangel, and Pepe Espinoza 
Trophic ecology of the smooth hammerhead shark (Sphyrna zygaena) off 
the coast of northern Peru 
460-472 David A. Dippold, Robert T. Leaf, James S. Franks, and J. Read Hendon 
Growth, mortality, and movement of cobia (Rachycentron canadum) 
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 con¬ 
tents of the articles. 
473-483 Lisa J. Natanson, Camilla T. McCandless, Kelsey James, and John Hoey 
Gestation period and pupping seasonality of female spiny dogfish (Squalus 
acanthias) off southern New England 
484-495 Serge Aucoin, Steve Weege, Max Toebe, Jeff Guertin, Jonathan Gorham, 
and Michael Bresette 
A new underwater shark capture method used by divers to catch and 
release nurse sharks ( Cinglymostoma erratum) 
Short contribution 
496-503 Paul G. von Szalay and David A. Somerton 
A method for predicting trawlability in the Gulf of Alaska with the use of 
calibrated, split-beam, echosounder backscatter 
