100 
Fishery Bulletin 115(1) 
Rulifson, R. A. 
2010. Tagging spiny dogfish overwintering in North Caro- 
lina, and summering in Bay of Fundy, Canada. In Pro- 
ceedings of the Transboundary Resources Assessment 
Committee (TRAC) spiny dogfish review; Woods Hole, 
MA, 30 March-2 April 2009, p. 15-19. [Available from 
website.] 
Sagarese, S. R., M. G. Frisk, T. J. Miller, K. A. Sosebee, J. A. 
Musick, and P. J. Rago. 
2014a. Influence of environmental, spatial, and ontoge- 
netic variables on habitat selection and management of 
spiny dogfish in the Northeast (US) shelf large marine 
ecosystem. Can. J. Fish. Aquat. Sci. 71:567-580. 
Sagarese, S. R., M. G. Frisk, R. M. Cerrato, K. A. Sosebee, J. A. 
Musick, and P. J. Rago. 
2014b. Application of generalized additive models to ex- 
amine ontogenetic and seasonal distributions of spiny 
dogfish {Squalus acanthias) in the Northeast (US) 
shelf large marine ecosystem. Can. J. Fish. Aquat. Sci. 
71:847-877. 
Shepherd, T, F. Page, and B. Macdonald. 
2002. Length and sex-specific associations between spiny 
dogfish {Squalus acanthias) and hydrographic variables 
in the Bay of Fundy and Scotian Shelf. Fish. Oceanogr. 
11:78-89. 
Sims, D. W. 
2005. Differences in habitat selection and reproductive 
strategies of male and female sharks. In Sexual seg- 
regation in vertebrates: ecology of the two sexes (K. E. 
Ruckstuhl and P. Neuhaus, eds.), p. 127-147. Cam- 
bridge Univ. Press, Cambridge, UK. 
Sims, D. W., J. P. Nash, and D. Morritt. 
2001 Movements and activity of male and female dogfish 
in a tidal sea lough: alternative behavioural strategies 
and apparent sexual segregation. Mar. Biol. 139:1165- 
1175. 
Sosebee, K. A. 
2005. Are density-dependent effects on elasmobranch ma- 
turity possible? J. Northwest Atl. Fish. Sci. 35:115-124. 
Spiegelhalter, D. J., N. G. Best, B. P. Carlin, and A. van der 
Linde. 
2002. Bayesian measures of model complexity and fit. J. 
R. Stat. Soc., B. 64:583-639. 
Springer, S. 
1967. Social organization of shark populations. In 
Sharks, skates, and rays (P. W. Gilbert, R. F. Mathewson, 
and D. P. Rail, eds.), p. 149-174. The Johns Hopkins 
Press, Baltimore, MD. 
Sulikowski, J. A., B. K. Prohaska, A. E. Carlson, A. M. Cicia, 
C. T. Brown, and A. C. Morgan. 
2013. Observations of neonate spiny dogfish, Squalus 
acanthias, in Southern New England: a first account of 
a potential pupping ground in the Northwestern Atlan- 
tic. Fish. Res. 137: 59-62. 
Verfssimo, A., D. Grubbs, J. McDowell, J. Musick, and D. 
Portnoy. 
2011. Frequency of multiple paternity in the spiny dogfish 
Squalus acanthias in the Western North Atlantic. J. 
Hered. 102:88-93. 
Walters, C. 
2003. Folly and fantasy in the analysis of spatial catch 
rate data. Can. J. Fish. Aquat. Sci. 60:1433-1436. 
Wearmouth, V. J., and D. W. Sims. 
2008. Sexual segregation in marine fish, reptiles, birds 
and mammals: behaviour patterns, mechanisms and con- 
servation implications. Adv. Mar. Biol. 54:107-170. 
