Results 11 to 20 of about 33,942 (255)

Estimating global biomass and biogeochemical cycling of marine fish with and without fishing [PDF]

open access: yesScience Advances, 2021
The global biomass of fish in the ocean leaves a significant imprint on ocean biogeochemistry and the biological pump.
Bianchi, Daniele   +4 more
openaire   +5 more sources

Swimbladder morphology masks Southern Ocean mesopelagic fish biomass [PDF]

open access: yesProceedings of the Royal Society B: Biological Sciences, 2019
Tracey Dornan   +2 more
exaly   +2 more sources

Oceanographic conditions and analysis of walleye pollock Theragra chalcogramma fishery in the Navarin area in 2017–2021

open access: yesИзвестия ТИНРО, 2022
The northwestern Bering Sea, in particular the waters at Cape Navarin, is one of the main areas of the walleye pollock fishery. Environmental variability in the Bering Sea affects on recruitment, abundance, behavior, and seasonal spatial distribution of ...
E. V. Gritsay, M. A. Stepanenko
doaj   +1 more source

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

open access: yesИзвестия 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   +2 more
doaj   +1 more source

Mechanisms That Generate Resource Pulses in a Fluctuating Wetland. [PDF]

open access: yesPLoS ONE, 2016
Animals living in patchy environments may depend on resource pulses to meet the high energetic demands of breeding. We developed two primary a priori hypotheses to examine relationships between three categories of wading bird prey biomass and covariates ...
Bryan A Botson   +2 more
doaj   +1 more source

Coral cover a stronger driver of reef fish trophic biomass than fishing [PDF]

open access: yesEcological Applications, 2020
Abstract An influential paradigm in coral reef ecology is that fishing causes trophic cascades through reef fish assemblages, resulting in reduced herbivory and thus benthic phase shifts from coral to algal dominance. Few long‐term field tests exist of how fishing affects the trophic structure of coral reef fish assemblages, and how ...
Russ, Garry R.   +3 more
openaire   +3 more sources

MODELING FISH BIOMASS STRUCTURE AT NEAR PRISTINE CORAL REEFS AND DEGRADATION BY FISHING [PDF]

open access: yesJournal of Biological Systems, 2012
Inverted biomass pyramids (IBPs) seem to be extremely rare in natural communities. Until recently, the only examples have been in freshwater and marine planktonic communities. In 2002 and 2008, investigators documented inverted biomass pyramids for nearly pristine coral reef ecosystems within the NW Hawaiian islands and the Line Islands, where apex ...
Singh, Abhinav   +3 more
openaire   +2 more sources

Disentangling the complex roles of markets on coral reefs in northwest Madagascar

open access: yesEcology and Society, 2020
Rapid degradation of the world's coral reefs jeopardizes their ecological functioning and ultimately imperils the well-being of the millions of people with reef-dependent livelihoods.
Eva Maire   +10 more
doaj   +1 more source

The Bird's Head Seascape Marine Protected Area network—Preventing biodiversity and ecosystem service loss amidst rapid change in Papua, Indonesia

open access: yesConservation Science and Practice, 2021
The Bird's Head Seascape (BHS), Papua, Indonesia is located within the epicenter of global marine biodiversity and has been the focus of recent conservation efforts to protect marine resources. Here, we provide an overview of Marine Protected Areas (MPAs)
Purwanto   +18 more
doaj   +1 more source

Experimental study on the response relationship between environmental DNA concentration and biomass of Schizothorax prenanti in still water

open access: yesFrontiers in Ecology and Evolution, 2022
The superiority of the environmental DNA (eDNA) method for estimating the biomass of aquatic species has been demonstrated. However, the relationship between eDNA concentration and biomass is difficult to clarify under the influence of complex water flow
Jianmin Zhang   +3 more
doaj   +1 more source

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