Results 1 to 10 of about 103,771 (261)

Assessment of climatic and environmental parameters on fish abundance of an afro-tropical reservoir. [PDF]

open access: yesSci Rep
This study assessed the impacts of climatic parameters (rainfall and temperature) and environmental variables (transparency, depth, chloride, TS, TSS, TOC) on the abundance of commercially important fish species in Esa-Odo.
Obayemi OE   +7 more
europepmc   +3 more sources

Challenges of transferring models of fish abundance between coral reefs. [PDF]

open access: yesPeerJ, 2018
Reliable abundance estimates for species are fundamental in ecology, fisheries, and conservation. Consequently, predictive models able to provide reliable estimates for un- or poorly-surveyed locations would prove a valuable tool for management. Based on
Sequeira AMM   +7 more
europepmc   +3 more sources

Predicting fish species richness and abundance in the Lower Mekong Basin

open access: yesFrontiers in Ecology and Evolution, 2023
Predictive models are widely used to investigate relationships between the distribution of fish diversity, abundance, and the environmental conditions in which they inhabit, and can guide management actions and conservation policies.
Peng Bun Ngor   +15 more
doaj   +3 more sources

Automating the Analysis of Fish Abundance Using Object Detection: Optimizing Animal Ecology With Deep Learning

open access: yesFrontiers in Marine Science, 2020
Aquatic ecologists routinely count animals to provide critical information for conservation and management. Increased accessibility to underwater recording equipment such as action cameras and unmanned underwater devices has allowed footage to be ...
Ellen M. Ditria   +5 more
doaj   +3 more sources

Abundance and biomass of assorted small indigenous fish species: Observations from rural fish markets of West Bengal, India

open access: yesAquaculture and Fisheries, 2018
The small indigenous fish species (SIS) are harvested as ensemble of different fish species of varying size and shape. An appraisal of the abundance and biomass of fish species constituting such ensemble was carried out with samples collected from fish ...
Dibyendu Saha   +6 more
doaj   +3 more sources

Standardization of catch per unite effort for chub mackerel Scomber japonicus in the waters at Kuril Islands

open access: yesИзвестия ТИНРО, 2023
Chub mackerel became an important object of Russian fishery in the NorthWest Pacific since 2015. Annual catch of the species by Russian fleet reached 87,388 t in 2021.
E. P. Chernienko, I. S. Chernienko
doaj   +1 more source

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 fishery and indices of reproduction for pink salmon Oncorhynchus gorbuscha of Iturup Island (Kuril Islands)

open access: yesИзвестия ТИНРО, 2022
Annual data on the 1976–2019 year-classes of pink salmon from Iturup Island are presented, as their number on spawning grounds, abundance of wild and hatchery juveniles migrating downstream, and returns of adult fish after the marine period of life.
A. M. Kaev
doaj   +1 more source

Fish Diversity in Relation to Littoral Habitats in Three Basins of Lake Kivu (East Africa)

open access: yesDiversity, 2023
In total, 28 of the 29 fish species reported from the Lake Kivu basin occur in the littoral zone of the lake, but information about their structure, occurrence, and the habitats affecting their distribution is largely lacking.
Tchalondawa Kisekelwa   +11 more
doaj   +1 more source

Fish, coral and community structure: 35 years of change on Wistari Reef, Australia

open access: yesSustainable Aquatic Research, 2022
One hundred sites in 10 grids at Wistari Reef, Queensland were surveyed in 1971, 1999, and again in 2006. The abundance of taxa incorporating 205 fish species were recorded along with estimates of live coral cover and rugosity during each survey.
Gerald B. Goeden, Mohamad Saupi Ismail
doaj   +1 more source

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