Results 1 to 10 of about 1,124,634 (310)

Features of biology and prospects of modern fishery for pacific herring Clupea pallasii on the shelf of southern Kuril Islands

Известия ТИНРО, 2022
Biological characteristics and dynamics of stocks and fishery are considered for pacific herring in the South-Kuril fishing district on the data of research surveys and fishery statistics for 2014–2021.
A. O. Zolotov, A. V. Buslov, S. S. Ponomarev   +2 more
doaj   +1 more source

Practical Approaches for Providing Empirical Data on Seabird Behavior and Prey Assemblages in Tidal Channels

Frontiers in Marine Science, 2022
Persisting knowledge gaps relating to the ecological context and potential environmental impacts of marine renewable energy (MRE) devices continue to add substantial costs and uncertainty to MRE projects globally. Increasingly sophisticated technological
Shaun Fraser, James J. Waggitt
doaj   +1 more source

Trawl counts of nekton during seasonal migrations of pacific salmon in the North-West Pacific, Bering and Okhotsk Seas in 2022

Известия ТИНРО, 2023
Spatial distribution, abundance and biomass of fish species, cephalopods and jellyfishes are determined in the epipelagic layer on the data of trawl surveys conducted with RV TINRO and RV Professor Kaganovsky in the Pacific waters at Kuril and Commander ...
A. N. Starovoitov, S. S. Ponomarev
doaj   +1 more source

Commercial resources of saffron cod Eleginus gracilis in the Russian waters of the Far-Eastern Seas

Известия ТИНРО, 2023
Saffron cod Eleginus gracilis, being a typical representative of the elittoral ichthyocene, is an important commercial species in the coastal areas of the Far-Eastern Seas. Small- and medium-sized vessels equipped with both active fishing gears as Danish
O. V. Novikova, M. V. Rakitina, A. V. Metlenkov, L. A. Chernoivanova, A. Yu. Nemchenko   +4 more
doaj   +1 more source

Acoustic researches of arctic cod Boreogadus saida (Gadidae) in the southwestern Chukchi Sea in 2003–2020

Известия ТИНРО, 2022
Spatial distribution patterns and abundance of arctic cod Boreogadus saida are considered for the southwestern Chukchi Sea on the data of acoustic surveys and trawl samples obtained by TINRO research vessels in 2003–2020.
M. Yu. Kuznetsov, V. I. Polyanichko, E. V. Syrovatkin   +2 more
doaj   +1 more source

An application of maximum entropy model to evaluate the differential effect of cage aquaculture on the distribution of a native and an endemic fish species in Lake Maninjau, Indonesia

Journal of Freshwater Ecology, 2023
Physical cage aquaculture structure can attract native fish species in marine and freshwater ecosystems. Most studies on the effects of cage farms on native fish distribution have been undertaken in marine environments and outside of Asia as the main ...
Ivana Yuniarti, Klaus Glenk, Safran Yusri, Sutrisno   +3 more
doaj   +1 more source

Spatial extent and isolation of marine artificial structures mediate fish density

Frontiers in Marine Science, 2023
Installations of artificial structures in coastal oceans create de facto habitat for marine life. These structures encompass wide varieties of physical characteristics, reflecting their multiple, diverse purposes and creating a need to understand which ...
Virginia A. Gilliland, Avery E. Fessler, Avery B. Paxton, Erik F. Ebert, Erik F. Ebert, Ryan M. Tharp, Brendan J. Runde, Nathan M. Bacheler, Jeffrey A. Buckel, J. Christopher Taylor   +9 more
doaj   +1 more source

Some aspects of biology and fishery of walleye pollock Theragra chalcogramma in the southwestern Chukchi Sea relative to the size and age structure

Известия ТИНРО, 2022
Catch distribution and size-age structure of walleye pollock in the Chukchi Sea are considered on the data obtained in surveys conducted by TINRO in 2018–2020. The age of pollock was determined by otoliths.
A. V. Buslov, E. E. Ovsyannikov
doaj   +1 more source

Spatial distribution of pacific herring Clupea pallasii on the northeastern shelf of Sakhalin Island in the modern period

Известия ТИНРО, 2023
Spatial distribution of pacific herring Clupea pallasii in the Okhotsk Sea waters at the northeastern coast of Sakhalin Island is described on the data of surveys conducted in June-October of 1989 and 1997-2020 using bottom and midwater trawls and Danish
E. R. Ivshina, I. N. Mukhametov
doaj   +1 more source

Investigation of the rotation number of a fish feed distribution device disc apparatus [PDF]

E3S Web of Conferences, 2023
In fish farms established in Uzbekistan, granulated feeds are widely used for feeding fish, but they are distributed mainly by hand. In countries where fisheries are well developed, automatic, semi-automatic, and mechanical feed distribution devices are ...
Astanakulov Komil, Kurbonov Fazliddin, Isakova Farida   +2 more
doaj   +1 more source