Results 31 to 40 of about 820 (178)

Strengthening community-based fisheries monitoring programs with Indigenous perspectives. [PDF]

open access: yesConserv Biol
Abstract Community‐based monitoring (CBM) programs are increasingly recognized as essential for adaptive environmental stewardship. Yet, the CBM literature often highlights successful cases and privileges evaluations by external experts over those of community members themselves.
Dewan K, Mulrennan ME, Georgekish E.
europepmc   +2 more sources

Chukchi Sea — new walleye pollock fishing area

open access: yesTrudy VNIRO, 2022
The purpose: to identification of the features of the distribution and biology of walleye pollock Gadus chalcogrammus, as well as the presentation of information on the stocks of the species and the initial stage of development of its resources in the western part of the Chukchi Sea.Methods used: to achieve this goal, we used materials from nine ...
A. V. Datsky   +2 more
openaire   +1 more source

Assessment of spawning stock for walleye pollock Gadus chalcogrammus Pallas, 1814 in the northern Okhotsk Sea by ichthyoplankton method taking into account the eggs mortality

open access: yesИзвестия ТИНРО, 2023
A new approach for assessment of the spawning stock of walleye pollock in the northern Okhotsk Sea on the data of ichthyoplankton surveys is proposed.
A. V. Buslov   +2 more
doaj   +1 more source

Feeding and food supply of juvenile fishes in the eastern Bering Sea in 2003-2012

open access: yesИзвестия ТИНРО, 2015
Feeding of fish juveniles in the eastern Bering Sea is investigated for the periods of 2003-2006 considered as relatively «warm» and 2007-2012 considered as relatively «cold». Small- and medium-sized zooplankton was the dominant prey in the 2003-2006, in
Natalia A. Kuznetsova
doaj   +1 more source

On application of Kalman filters in cohort models

open access: yesИзвестия ТИНРО, 2022
On example of walleye pollock at East Kamchatka, one of possible approaches is considered to assess the state of stocks for marine commercial species with usage of the data on age structure in catches.
O. I. Ilin
doaj   +1 more source

Auditory Characteristics of Walleye Pollock Theragra chalcogramma (Pallas).

open access: yesNIPPON SUISAN GAKKAISHI, 1995
The auditory threshold levels of walleye pollock Theragra chalcogramma (Pallas) were measured in order to determine the optimum conditions for marine ranching utilizing underwater sound. The auditory characteristics of walleye pollock were determined by heart beat conditioning using 8 frequencies of pure tone stimuli from 60 to 1,000Hz coupled with an ...
Park, Yong-Seok   +3 more
openaire   +2 more sources

Walleye pollock of the Okhotsk Sea: history of fishery and current status

open access: yesTrudy VNIRO, 2022
The purpose of the workis to review the history of the development of walleye pollock stocks in the of Okhotsk sea, to analyze the fishery and the state of its stocks.Methods:literature data, materials of long-term surveys by VNIRO (1997–2002) on the walleye pollock spawning grounds of Western Kamchatka, as well as the R/V «Professor Kaganovsky» in the
N. P. Antonov   +2 more
openaire   +1 more source

Assessment of stock state for walleye pollock in the Okhotsk Sea in the spring 2013

open access: yesИзвестия ТИНРО, 2014
Results of the trawl and ichthyoplankton surveys conducted in the northern Okhotsk Sea in the spring of 2013 are presented. In comparison with 2012, the abundance of walleye pollock decreased in 1.8 times and its biomass - in 1.4 times.
Evgeny E. Ovsyannikov   +1 more
doaj   +1 more source

Trends in Aquatic Environmental DNA Research in Alaska

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
Environmental DNA (eDNA) analysis is an emerging tool with significant potential to advance biomonitoring, particularly in remote and logistically challenging environments. To evaluate the state of eDNA research in Alaska, we conducted a literature review and a regional survey and results provide the first comprehensive overview of eDNA research in ...
Brandi Kamermans   +6 more
wiley   +1 more source

LONG-TERM AVERAGE BIOMASS AND DOMINANT FISH SPECIES IN THE BOTTOM BIOTOPES OF THE OKHOTSK SEA. PART 2. COMPOSITION AND QUANTITATIVE RATIO OF SPECIES AT THE CONTINENTAL SLOPE IN DIFFERENT AREAS OF THE SEA

open access: yesИзвестия ТИНРО, 2018
Demersal fish biomass is quantitatively evaluated in the bottom biotopes at the depths to 2000 m at the continental slope of the Okhotsk Sea on the data of 2,545 trawl catches obtained in 1977–2010.
V. P. Shuntov, O. S. Temnykh
doaj   +1 more source

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