Results 111 to 120 of about 216,981 (251)

Estimating Patagonian toothfish (Dissostichus eleginoides) length at first maturity from their age, sex and temperature experience around South Georgia

open access: yesJournal of Fish Biology, EarlyView.
Abstract Patagonian toothfish (Dissostichus eleginoides) are a long‐lived, slow‐growing deep‐sea species endemic to the Southern Hemisphere and the focus of longline fisheries managed to ensure sustainable exploitation. Managing the fisheries relies on accurate stock assessments that include pertinent biological and exploitation processes.
Jessica E. Marsh   +4 more
wiley   +1 more source

Marine migration influences mercury accumulation in anadromous Arctic char (Salvelinus alpinus)

open access: yesJournal of Fish Biology, EarlyView.
Abstract Mercury (Hg) is a globally distributed toxic metal present in northern natural environments that biomagnifies in food webs and bioaccumulates in apex predator fish, such as Arctic char (Salvelinus alpinus)—an iteroparous species with a circumpolar distribution. Arctic char exhibit a variety of life history types, with the migrating, anadromous
Isabel R. Hilgendag   +6 more
wiley   +1 more source

Brook trout pond with beaver dam

open access: yes, 2017
Brook trout pond with beaver ...
Billings, Brett, USFWS
core   +1 more source

Ecological energetics of an imperilled fish: Physiological metrics, experimental protocols and implications for population recovery

open access: yesJournal of Fish Biology, EarlyView.
Abstract Insights about fish physiology can be useful for population management, but collecting ecologically relevant data can be challenging, especially for imperilled and sensitive species. With the goal of identifying ecologically relevant physiological metrics, we conducted a range of experiments to characterize the metabolism, food consumption ...
Jacob W. Brownscombe   +4 more
wiley   +1 more source

Spawning behaviour between endemic delta smelt (Hypomesus transpacificus) and non‐native Wakasagi (H. nipponensis) in the San Francisco estuary

open access: yesJournal of Fish Biology, EarlyView.
Abstract In the San Francisco Estuary, non‐native Wakasagi Hypomesus nipponensis hybridize with endemic and endangered Delta Smelt H. transpacificus, and all wild‐caught hybrids have a maternal Wakasagi parent. However, the mechanisms that facilitate or impede hybridization and explain sex‐biased hybrid asymmetry between these two species remain ...
Yi‐Jiun Jean Tsai   +5 more
wiley   +1 more source

Evidence for the Use of Mucus Swabs to Detect Renibacterium salmoninarum in Brook Trout. [PDF]

open access: yesPathogens, 2021
Riepe TB   +4 more
europepmc   +1 more source

Trout Brook Farm in winter

open access: yes, 1995
Trout Brook Farm in winterKelley NGGDPP Grant 2019https://digitalmaine.com/mgs_geologic_field_photos/12584/thumbnail ...
Kelley, Joseph
core  

Post‐release survival, movement and marine migration of smolt‐to‐adult supplemented Atlantic Salmon

open access: yesJournal of Fish Biology, EarlyView.
Abstract Atlantic salmon (Salmo salar) populations are declining across much of their range, prompting the use of supplementation strategies, such as smolt‐to‐adult supplementation (SAS), to enhance adult returns. However, little is known about how captivity while maturing to adulthood influences post‐release survival, behaviour and migration of ...
Natalie C. Koopman   +6 more
wiley   +1 more source

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