anadromous


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

anadromous

[ə′na·drə·məs]
(vertebrate zoology)
Said of a fish, such as the salmon and shad, that ascends fresh-water streams from the sea to spawn.
References in periodicals archive ?
Additionally, landlocked Arctic char that have no access to marine environments and freshwater residents that have access to marine environments, but do not undertake anadromous migrations, have been confirmed in these two river systems (Babaluk et al., 1998; Roux et al., 2011b), and traditional knowledge holders have recognized the existence of additional life history variation in the region for generations (Noel Green, Paulatuk resident, pers.
Based on these characteristics, the National Marine Fisheries Service (NMFS) has recognized different Evolutionarily Significant Units (ESUs) or Distinct Population Segments (DPSs) for the listing and recovery of Pacific anadromous salmonid species (62 FR 43937; 67 FR 21856; 71 FR 834).
The dam created the impoundment of Beaver Lake and provided the energy needed to run the mill, but also destroyed upstream movement of anadromous fish.
Anadromous populations of sea lamprey, (Petromyzon marinus) subsidize Atlantic coastal freshwater systems during the spring with pulses of marine-derived nutrients (Nislow and Kynard, 2009; Weaver et al., 2015).
Southern steelhead trout (Oncorhynchus mykiss) are an endangered species, with an estimated population of less than 500 anadromous adults in California watersheds from Santa Barbara County south to the Mexican Border (NMFS 2012).
Influence of freshwater migration on the reproductive patterns of anadromous populations of Cisco (Coregonus artedii) and Lake Wliitefish (C.
This correlation is driven by the tendency of anadromous salmon to feed high on the marine food web, where more 15N is available than in terrestrial and lacustrine environments.
"As far as we know, no has ever found a population of large-bodied anadromous fish that come back to freshwater and park there for the rest of their lives," says lead author Dr.
The anadromous River Lamprey (Lampetra ayresii) is known to occur in North America from Alaska to central California, generally in association with larger estuarine systems (such as the Fraser River in British Columbia, the Sacramento River in California, and the Columbia River in Washington-Oregon; Vladykov and Follett 1958; Weitkamp and others 2015).
Atlantic sturgeon are anadromous fish--spawning in the upper reaches of rivers, and inhabiting river systems and estuaries as juveniles before eventually moving offshore to spend most of their lives along the continental shelf of the Atlantic Ocean.
I have fished the world's greatest waters, with an emphasis on anadromous fish such as salmon and steelhead.
The General WDRs would regulate discharges in order to achieve the performance standards for sediment and storm runoff set forth in the sediment Total Maximum Daily Loads (TMDLs) for Napa River and Sonoma Creek, with the overarching goals of reducing nonpoint source pollutant discharges from vineyards and protecting and enhancing beneficial uses including the protection of anadromous fish habitat.