anadromy

anadromy

migration of fish, as adults or subadults, from salt water to fresh.
References in periodicals archive ?
1) extends from the ocean at Topanga Beach (0 rkm) upstream to the natural limit of anadromy (5.
Beyond dichotomous life histories in partially migrating populations: cessation of anadromy in a long-lived fish.
Its small size, lack of anadromy or large scale migration, short life span, and high degree of genetic structuring (Blackett 1962; Aspinwall 1965; Campbell and others 2014; Campbell and Lopez 2014) combined with its relictual distribution (Campbell 2011) suggest a poor dispersal ability.
This situation is called partial migration and is common in brook trout populations where anadromy occurs (Smith and Saunders, 1958; Doucette et al.
During the early phases of rebuilding, the stock was largely confined to its natal estuary but dramatically expanded its distribution, and degree of anadromy, as recovery continued.
The best known and studied types of diadromy are anadromy and catadromy.
1992 Application of otolith microchemistry analysis to investigate anadromy in Chesapeake Bay striped bass Morone saxatilis.
Among specific topics are the postglacial recolonization and the loss of anadromy in rainbow smelt from coastal Newfoundland, planning the management of Pacific salmon in a changing climate, modeling larval migration routes and spawning areas of Anguillid eels of New Zealand and Australia, detecting marine nutrient and organic matter inputs into multiple trophic levels in streams of Atlantic Canada and France, the status of diodromous fish species in the restored East Hammar Marsh in southern Iraq, and socio-economic and bio-political linkages in the management of tropical shad.
Female hybrids would pay all the costs of anadromy without fully exploiting the opportunity to increase their size (hence fecundity and fitness) at sea.
The book differs somewhat from other general volumes on fish migrations in being a review of anadromy, catadromy, and marine and freshwater amphidromy.