Many salmonids, including brook trout (Salvelinus fontinalis), contain both anadromous
(migrant) and non-anadromous (resident) forms within a population (partial migration) …

Phenotypic variation linked to habitat use has been observed in fish, both between and
within species. In many river systems, migratory and resident forms of salmonids coexist …

Migratory and resident forms of salmon id fishes, including brook trout (Salvelinus fontinalis),
coexist in many river systems, but little is known about the ecological basis of these …

The brown trout (Salmo trutta) is an iteroparous, anadromous salmonid that exhibits a
complex continuum of feeding migration tactics, ranging from freshwater residency, to …

Over the last 150 years, many of the native migratory salmonid populations in North America
have declined or been extirpated, and their native habitats have been significantly altered …

FISHERIES| www. fisheries. org 9 leads to increased abundance or concentrates fish has
been debated for decades (Shetter et al. 1949; Latta 1972; Reeves and Roelofs 1982; …

Migration is long-distance movements made by many individuals more or less in the same
direction and at the same time of the year (Endler 1977). The movements are normally …

Partial migration defines the phenomenon of coexisting groups exhibiting migratory and
resident behavior within the same population. In avian ecology, partial migration is a …

Alternative reproductive tactics are commonly reported for salmonids (Pisces) and typically
involve large migratory and small resident individuals. Variation in migratory tendency …

This study explored causal mechanisms potentially driving observed migratory behavior in a
population of sympatric sea-run and resident coastal cutthroat trout (Oncorhynchus clarki …