Results 11 to 20 of about 40,659 (288)

High Mobility and Flexibility in the Habitat Use of Early Juvenile Pikeperch (Sander lucioperca) Based on a Mark-Recapture Experiment

open access: yesDiversity, 2023
Disentangling the role of factors responsible for juvenile fish dispersal is essential to understand the ecology of individual species, setting the corresponding conservation status and evaluating the potential risk in case of invasion.
Petr Blabolil   +3 more
doaj   +1 more source

Decapod abundance and species richness in the bycatch of Xiphopenaeus kroyeri (Heller, 1862) fishery, Santa Catarina, southern Brazil

open access: yesNauplius, 2019
We aimed to analyze the crustacean bycatch from the Xiphopenaeus kroyeri fishery in the Santa Catarina State and compare the bycatch’s biomass to that of the target species.
Gilson Stanski   +4 more
doaj   +1 more source

Spatial Management Units as an Ecosystem-Based Approach for Managing Bottom-Towed Fisheries in the Central Mediterranean Sea

open access: yesFrontiers in Marine Science, 2020
Marine ecosystems are being continually impacted by human activities and, among these, fisheries have been one of the most damaging. Fisheries modify the structure and functioning of food-webs through biomass removal and physical damage to the seabed ...
Valentina Lauria   +5 more
doaj   +1 more source

Limit theorems for trawl processes [PDF]

open access: yesElectronic Journal of Probability, 2021
35 ...
Pakkanen, MS   +3 more
openaire   +5 more sources

Quantification of Chaoborus and small fish by mobile upward-looking echosounding

open access: yesJournal of Limnology, 2018
Chaoborus larvae inhabit frequently the water column of lakes, when they can be mistaken for small fish. Because larvae ascend up to the blind zone of downward-looking echo sounding at night, quantitative acoustic estimation of them is possible only with
Roman Baran   +8 more
doaj   +1 more source

Carbon on the Northwest European Shelf: Contemporary Budget and Future Influences [PDF]

open access: yes, 2020
A carbon budget for the northwest European continental shelf seas (NWES) was synthesized using available estimates for coastal, pelagic and benthic carbon stocks and flows.
Aldridge, John   +30 more
core   +6 more sources

Quantity and biochemical composition of particulate organic matter in a highly trawled area (Thermaikos Gulf, Eastern Mediterranean Sea)

open access: yesAdvances in Oceanography and Limnology, 2015
Bottom trawling represents nowadays one of the most severe anthropogenic disturbances at sea, and determines large impacts on benthic communities and processes.
Antonio Pusceddu   +2 more
doaj   +1 more source

Laboratory study of the impact of repetitive electrical and mechanical stimulation on brown shrimp Crangon crangon [PDF]

open access: yes, 2016
Pulse trawling is currently the best available alternative to beam trawling in the brown shrimp Crangon crangon and Sole Solea solea (also known as Solea vulgaris) fisheries.
Annemie Decostere   +13 more
core   +1 more source

Putative fishery-induced changes in biomass and population size structures of demersal deep-sea fishes in ICES Sub-area VII, Northeast Atlantic Ocean [PDF]

open access: yes, 2012
This work was supported by a series of NERC grants to the principal investigators including NE/C512961/1. The results of the early joint SAMS and IOS surveys were digitized with support from EU MAST Contract MAS2-CT920033 1993–1995, and data analyses was
Bailey, D. M.   +5 more
core   +4 more sources

Decrease in water clarity of the southern and central North Sea during the 20th century [PDF]

open access: yes, 2015
Light in the marine environment is a key environmental variable coupling physics to marine biogeochemistry and ecology. Weak light penetration reduces light available for photosynthesis, changing energy fluxes through the marine food web.
Airoldi L   +11 more
core   +1 more source

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