Results 11 to 20 of about 1,124,634 (310)

SOME DATA ON BIOLOGY AND FISHERY OF ICEFISH SALANGICHTHYS MICRODON IN PETER THE GREAT BAY (JAPAN SEA)

open access: yesИзвестия ТИНРО, 2019
Within Peter the Great Bay, common icefish Salangichthys microdon forms commercially valuable aggregations in two areas of the Amur Bay and in one area of the Ussuri Bay.
L. N. Kim
doaj   +1 more source

The Influence of Body Size on Behavioral Thermal Preference in Atlantic Cod (Gadus morhua): Larger Fish Favor Colder Waters

open access: yesFishes, 2023
In the context of global warming and the concurrent decrease in ectothermic fish body size, the mechanisms driving this phenomenon remain a subject of scientific debate.
Mathias Schakmann   +3 more
doaj   +1 more source

Fish Fauna and Community Structure of Gaecheon Stream [PDF]

open access: yesGeo Data
This study investigated the fish fauna, tolerance and trophic guild characteristics, and community structure in Gaecheon Stream, a tributary of the Yeongsan River system, based on two surveys conducted in spring and autumn of 2021.
Miju Son, Seo Jun Choi, Jong-Hak Yun
doaj   +1 more source

Distribution and abundance of walleye pollock Theragra chalcogramma in the northwestern Bering Sea in the summer-fall period of 2020 and their interannual variability

open access: yesИзвестия ТИНРО, 2023
Spatial distribution and abundance of walleye pollock are considered for the northwestern Bering Sea in the summer-fall of 2020 on the data of echo-integration trawl-acoustic survey. The pollock aggregated mostly in the shelf areas with positive or close
V. I. Polyanichko, M. Y. Kuznetsov
doaj   +1 more source

Assessment of Fish Distribution and Community Characteristics in the Omcheon Stream [PDF]

open access: yesGeo Data
This study analyzed the fish community structure and distribution patterns in the Omcheon Stream, a tributary of the Tamjin River system, from May to November 2021.
Miju Son, Woon Ki Moon, Jong-Hak Yun
doaj   +1 more source

Distribution Pattern of Fish Richness in the Yarlung Zangbo River Basin

open access: yesDiversity, 2022
Global warming significantly affects plateau glaciers and surface runoff, and fish are bound to be severely affected. Additionally, an increasing number of human activities (e.g., free captive animals, aquaculture) have led to vulnerable plateau ...
Kai Li   +5 more
doaj   +1 more source

Species composition and distribution of fishes and prawns in the Amur River channel

open access: yesИзвестия ТИНРО, 2020
istribution of fishes and prawns in the Amur River (40–960 km from the mouth) is described on results of the beam-trawl survey conducted in September-October, 2003 (57 trawl stations at the depth of 1.5–23.0 m). In total, 2584 ind. of 22 fish species and
V. N. Koshelev, N. V. Kolpakov
doaj   +1 more source

Aromatase distribution and regulation in fish

open access: yesFish Physiology and Biochemistry, 2005
Cytochrome P450 aromatase is the enzyme complex responsible for the synthesis of estrogens by the aromatization of androgens. In the vast majority of tetrapods examined so far, aromatase is the product of the Cyp19 gene, which exists as a single copy per haploid genome.
Piferrer, Francesc, Blázquez, Mercedes
openaire   +3 more sources

A hierarchical model to estimate the abundance and biomass of salmonids by using removal sampling and biometric data from multiple locations [PDF]

open access: yes, 2010
We present a Bayesian hierarchical model to estimate the abundance and the biomass of brown trout (Salmo trutta fario) by using removal sampling and biometric data collected at several stream sections.
Laplanche, Christophe, Ruiz, Philippe
core   +4 more sources

Precision farming in aquaculture: non-invasive monitoring of Atlantic salmon (Salmo salar) behaviour in response to environmental conditions in commercial sea cages for health and welfare assessment

open access: yesFrontiers in Robotics and AI
Studies show that Atlantic salmon in captivity adjust their distribution in sea cages based on environmental gradients like temperature, waves, and photoperiod.
Meredith Burke   +5 more
doaj   +1 more source

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