Results 21 to 30 of about 3,828,490 (206)

Evaluation of reproduction for mussel Mytilus trossulus (Bivalvia: Mytilidae) in the Veselaya Bay (Tauiskaya Guba Bay, Okhotsk Sea)

open access: yesИзвестия ТИНРО, 2018
Abundance, size composition, and terms of plankton stage were investigated for the larvae of pacific mussel in the Veselaya Bay (Okhotsk Sea) in two years with different oceanographic regime. The first larvae (density 8-30 ind./m³, shell length 75–150 μm)
V. S. Zharnikov
doaj   +1 more source

Current state of stock and fishery of red king crab Paralithodes camtschaticus at West Kamchatka

open access: yesИзвестия ТИНРО, 2020
Current state of the red king crab population at West Kamchatka is considered on the data of bottom trawl surveys and fishery statistics since 2013. Some biological parameters of the crabs and assessments of the commercial stock are presented; recent ...
P. Yu. Ivanov
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

open access: yesИзвестия 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

The determinants of board size and composition: Evidence from the UK [PDF]

open access: yes, 2008
This paper examines the trends and determinants of board structure for a large sample of UK firms from 1981 to 2002. We extend the predominantly US based literature in a number of important ways. Firstly, a comparative analysis of the UK and US legal and
Guest, Paul M.
core   +1 more source

Seasonal Size Composition of Gelatinous Macrozooplankton in the Sinop Peninsula of Black Sea

open access: yesMarine Science and Technology Bulletin, 2019
In this study, size compositions of Aurelia aurita (Linnaeus, 1758), Pleurobrachia pileus (O. F. Müller, 1776) and Mnemiopsis leidyi A. Agassiz, 1865 were presented seasonally between March 2015 and February 2016 at the Sinop Peninsula of Black Sea ...
Zekiye BİRİNCİ ÖZDEMİR   +2 more
doaj   +1 more source

SPATIAL DISTRIBUTION AND ECOLOGY OF EELPOUT LYCODES BRASHNIKOVI (ZOARCIDAE) AT THE WESTERN COAST OF KAMCHATKA IN SUMMER SEASON

open access: yesИзвестия ТИНРО, 2019
Eelpout Lycodes brashnikovi is a common species of bottom ichthyofauna in the waters at West Kamchatka. It distributes through the whole surveyed area, with sporadic dense aggregations at the depths of 50–150 and 200–300 m.
Yu. K. Kurbanov
doaj   +1 more source

Length-Based Assessment Methods for the Conservation of a Pelagic Shark, Carcharhinus falciformis from the Tropical Pacific Ocean

open access: yesFishes, 2022
The silky shark, Carcharhinus falciformis is one of the most heavily exploited sharks, being the main by-catch species in both tuna longline and purse-seine fisheries in tropical waters worldwide.
Richard Kindong   +3 more
doaj   +1 more source

THE POPULATION PARAMETERS FOR RED KING CRAB IN THE DALNEZELENETSKAYA BAY (BARENTS SEA) IN THE SUMMER PERIOD OF 2013

open access: yesИзвестия ТИНРО, 2019
Some biological parameters of the local group of rеd king сrаb in the Dalnezelenetskaya Bay (Barents Sea) are determined in summer 2013. The large-sized mature сrаbs with the carapace width > 100 mm prevailed in scuba diving catches, with equal ...
A. G. Dvoretsky, V. G. Dvoretsky
doaj   +1 more source

Some aspects of pot fishery on humpback shrimp Pandalus hypsinotus and its biological condition in the southern part of the subzone Primorye (Japan Sea) in autumn 2013

open access: yesИзвестия ТИНРО, 2014
Data on productivity of pot fishery on humpback shrimp at the coast of Primorye are presented, actual in conditions of its trawl fishery ban in the northwestern Japan Sea.
Michael A. Mizyurkin   +3 more
doaj   +1 more source

Size Distribution of Ambient Particulate Matter and Its Constituent Chemical Species Involving Saccharides During Early Summer in a Chinese Megacity

open access: yesFrontiers in Environmental Science, 2021
The ambient particulate matter (PM) pollution adversely influences the human health and natural environment. The size distribution of ambient PM determines the physiochemical and optical properties of ambient aerosol, whereas it reflects the variability ...
Jahan Zeb Khan   +6 more
doaj   +1 more source

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