150 
Fishery Bulletin 11 6(2) 
exchanges on the life-history stages of the associated 
species. Broadly, our work highlights the importance of 
identifying and describing ecological functions among 
species that link multiple ecosystems. 
Acknowledgments 
This work is based on research supported in part by 
Hatch grant ME0-8367-0H from the U.S. Department 
of Agriculture and the Department of Wildlife, Fish¬ 
eries, and Conservation Biology of the University of 
Maine (Maine Agriculture and Forest Experiment Sta¬ 
tion Publication Number 3576). Logistical support was 
provided by the U.S. Geological Survey Maine Coop¬ 
erative Fish and Wildlife Research Unit. Any use of 
trade, firm, or product names is for descriptive pur¬ 
poses only and does not imply endorsement by the U.S. 
Government. 
Literature cited 
Applegate, V. C. 
1950. Natural history of the sea lamprey ( Petromyzon 
marinus) in Michigan. U.S. Fish Wildl. Serv., Spec. Sci. 
Rep.: Fish. Ser. No. 55, 230 p. 
Bailey, M. M., and J. D. Zydlewski. 
2013. To stock or not to stock? Assessing the restoration 
potential of a remnant American shad spawning run 
with hatchery supplementation. North Am. J. Fish. 
Manage. 33:459-467. 
Barron, J. M., R. G. Twibell, H. A. Hill, K. C. Hanson, and A. 
L. Gannam. 
2016. Development of diets for the intensive culture of 
Pacific lamprey. Aquae. Res. 47:3899-3906. 
Beamish, F. W. H. 
1980. Biology of the North American anadromous sea 
lamprey, Petromyzon marinus. Can. J. Fish. Aquat. Sci. 
37:1924-1943. 
Beamish, F. W. H., and I. C. Potter. 
1975. The biology of the anadromous sea lamprey ( Petro¬ 
myzon marinus) in New Brunswick. J. Zool. 177:57-72. 
Beamish, F. W. H., I. C. Potter, and E. Thomas. 
1979. Proximate composition of the adult anadromous sea 
lamprey, Petromyzon marinus, in relation to feeding, mi¬ 
gration and reproduction. J. Anim. Ecol. 48:1-19. 
Bronte, C. R., M. P. Ebener, D. R. Schreiner, D. S. DeVault, 
M. M. Petzold, D. A. Jensen, C. Richards, and S. J. Lozano. 
2003. Fish community change in Lake Superior, 1970- 
2000. Can. J. Fish. Aquat. Sci. 60:1552-1574. 
Dawson, H. A. 
2007. Recruitment dynamics of Great Lakes sea lamprey 
(Petromyzon marinus ) populations and implications for 
integrated pest management. Ph.D. diss., 106 p. Mich¬ 
igan State Univ., East Lansing, MI. 
Dawson, H. A., and M. L. Jones. 
2009. Factors affecting recruitment dynamics of Great 
Lakes sea lamprey ( Petromyzon marinus) popula¬ 
tions. J. Great Lakes Res. 35:353-360. 
Dawson, H. A., B. R. Quintella, P. R. Almeida, A. J. Treble, 
and J. C. Jolley. 
2015. The ecology of larval and metamorphosing lam¬ 
preys. In Lampreys: biology, conservation, and control 
(M. F. Docker, ed.), p. 75-137. Springer, Dordrecht, 
Netherlands. 
Evans, T. M., and K. E. Limburg. 
2015. The distribution of larval sea lampreys, Petromyzon 
marinus, and their nutritional sources in the Hudson 
River basin. Northeastern Nat. 22:69-83. 
Ford, E. 
1933. An account of the herring investigations conducted 
at Plymouth during the years from 1924 to 1933. J. 
Mar. Biol. Assoc. U.K. 19:305-384. 
Gardner, C., S. M. Coghlan Jr., and J. Zydlewski. 
2012. Distribution and abundance of anadromous sea 
lamprey spawners in a fragmented stream: current sta¬ 
tus and potential range expansion following barrier re¬ 
moval. Northeastern Nat. 19:99-110. 
Gende, S. M., R. T. Edwards, M. F. Willson, and M. S. Wipfli. 
2002. Pacific salmon in aquatic and terrestrial ecosys¬ 
tems: Pacific salmon subsidize freshwater and terrestrial 
ecosystems through several pathways, which generates 
unique management and conservation issues but also 
provides valuable research opportunities. BioScience 
52:917-928. 
Griffiths, R. W., F. W. H. Beamish, B. J. Morrison, and L. A. 
Barker. 
2001. Factors affecting larval sea lamprey growth and 
length at metamorphosis in lampricide-treated streams. 
Trans. Am. Fish. Soc. 130:289-306. 
Gustafson-Greenwood, K. I., and J. R. Moring. 
1990. Territory size and distribution of newly-emerged 
Atlantic salmon ( Salmo salar). Hydrobiologia 
206:125-131. 
Guy, C. S., and M. L. Brown (eds.). 
2007. Analysis and interpretation of freshwater fisheries 
data, 961 p. Am. Fish. Soc., Bethesda, MD. 
Guyette, M. Q., C. S. Loftin, and J. Zydlewski. 
2013. Carcass analog addition enhances juvenile Atlantic 
salmon (Salmo salar) growth and condition. Can. J. 
Fish. Aquat. Sci. 70:860-870. 
Haefner, J. W. 
2005. Modeling biological systems: principles and applica¬ 
tions, 2 nd ed., 475 p. Springer Science+Business Media, 
Inc., New York. 
Hall, C. A. S. 
1972. Migration and metabolism in a temperate stream 
ecosystem. Ecology 53:585-604. 
Hall, C. A. 8.. J. A. Stanford, and F. R. Hauer. 
1992. The distribution and abundance of organisms as a 
consequence of energy balances among multiple environ¬ 
mental gradients. Oikos 65:377-390. 
Hansen, M. J., C. P. Maderijian, J. W. Slade, T. B. Steeves, P. 
R. Almeida, B. R. Quintella. 
2016. Population ecology of the sea lamprey (Petromyzon 
marinus) as an invasive species in the Laurentian Great 
Lakes and an imperiled species in Europe. Rev. Fish 
Biol. Fish. 26:509-535. 
Hardisty, M. W. 
1971. Gonadogenesis, sex differentiation and gametogen- 
esis. In The biology of lampreys, vol. 1 (M. W. Hard¬ 
isty and I.C. Potter, eds.), p. 295-359. Academic Press, 
London. 
