anadromous


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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 ?
1), are unlikely to provide overwintering or spawning habitat for anadromous char because of their steep, impassible gradients and minimal or non-existent flows in connecting streams at critical times of year (MacDonell, 1996, 1997).
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).
Therefore, flow monitoring in Topanga Creek was used to assess anadromous steelhead migration opportunities that occur during high flows, but was not considered a reliable metric for characterizing average or low flows.
These fisheries often target anadromous fishes within marine environments or during their downstream or upstream migrations between fresh and marine waters (Kristofferson and Berkes, 2005; Roux et al.
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).
The RWQCB would be sampling within the watersheds to monitor sedimentation in the gravel beds that anadromous fish use for egg laying.
Hickory Shad (Alosa mediocris) is 1 of 4 anadromous Alosa species native to the East Coast of North America.
The second discusses two key ecological change issues: the health of anadromous fish (e.
I have been an advocate for river restoration and for dam removal for more than four decades and I am very pleased with the role which CLF is playing in helping its fellow non-governmental organizations such as Maine Rivers, Natural Resources Council of Maine, Trout Unlimited and Atlantic Salmon Federation--organizations that need legal support for their work to re-establish anadromous fish in Maine.
Additionally, the science supporting salmon restoration has caused the agency to focus its efforts on other anadromous fish, including American shad, American eel, river herring and shortnose sturgeon.
species of anadromous fish native to the Pacific Northwest, (35)