Results 1 to 10 of about 6,820 (214)

Evidence of hawksbill turtle (Eretmochelys imbricata) depredation on fish caught in gillnets

open access: yesFrontiers in Marine Science, 2023
Bycatch is a major global threat to marine megafauna and occurs in nearly all fishing fleets, including small-scale fisheries that use gillnets. Gillnets represent a threat to endangered air-breathing megafauna, who incidentally entangle in bottom-set ...
Yusuf C. El-Khaled   +4 more
doaj   +2 more sources

Experimental Mixed Gillnets Improve Catches of Narrow-Barred Spanish Mackerel (Scomberomorus commerson)

open access: yesFishes, 2023
A new gillnet made from multiple mesh sizes ranging from 125 to 180 mm of stretched mesh (experimental gillnet) was tested under commercial fishing conditions to compare the fishing performance with that of conventional gillnets with a 125 mm mesh ...
Luong Trong Nguyen   +2 more
doaj   +2 more sources

Juveniles and undersized fish in small-scale fisheries: gillnets are not less implied than trawling

open access: yesMarine and Fishery Sciences, 2021
Of particular concern in commercial fishing catch is 'size bycatch', i.e., the death of early stages of resources that would reach a marketable value when they turn into adults.
Paulo de Tarso da Cunha Chaves
doaj   +2 more sources

Effect of mechanical properties of monofilament twines on the catch efficiency of biodegradable gillnets.

open access: yesPLoS ONE, 2020
Gillnets made of the biodegradable resin polybutylene succinate co-adipate-co-terephthalate were tested under commercial fishing conditions to compare their fishing performance with that of conventional nylon polyamide (PA) gillnets.
Eduardo Grimaldo   +4 more
doaj   +2 more sources

Bycatch mitigation in the West Greenland lumpfish (Cyclopterus lumpus) fishery using modified gillnets. [PDF]

open access: yesR Soc Open Sci, 2023
Bycatch in gillnets is a global issue and mitigation measures that balance target species catch rates, bycatch reduction and fisher support are scarce. In the North Atlantic lumpfish fisheries, bycatch includes marine mammals and seabirds, and there are ...
Post S   +4 more
europepmc   +2 more sources

Illuminating gillnets to save seabirds and the potential for multi-taxa bycatch mitigation [PDF]

open access: yesRoyal Society Open Science, 2018
Bycatch in net fisheries is recognized as a major source of mortality for many marine species, including seabirds. Few mitigation solutions, however, have been identified.
Jeffrey C. Mangel   +7 more
doaj   +2 more sources

A Comparative Study of Mechanical Properties of Biodegradable PBSAT and PA Gillnets in Norwegian Coastal Waters [PDF]

open access: yesFisheries Research, 2019
This paper presents a comparative study of mechanical properties of biodegradable PBSAT (polybutylene succinate co-adipate-co-terephthalate) and conventional polyamide (PA) gillnets used in Norwegian fisheries.
Biao Su, H. M. Føre, E. Grimaldo
semanticscholar   +6 more sources

A Comparison of Fish Diversity in Rocky Reef Habitats by Multi-Mesh Gillnets and Environmental DNA Metabarcoding

open access: yesFrontiers in Ecology and Evolution, 2022
This study was undertaken in order to explore the practical effectiveness of the environmental DNA (eDNA) metabarcoding approach in evaluating fish composition and diversity in a high heterogeneous rocky reef habitat. We assessed the fish composition and
Yuan Lin   +7 more
doaj   +2 more sources

Calibration of fish biomass estimates from gillnets: Step towards broader application of gillnet data

open access: yesEcological Indicators, 2023
Fish are an important component of aquatic ecosystems, thus representative and reliable assessments of their population variables are essential for a variety of ecological applications, management and conservation.
Milan Říha   +21 more
doaj   +3 more sources

Mesh Size Selectivity of Tie-Down Gillnets for the Blackfin Flounder (Glyptocephalus stelleri) in Korea

open access: yesApplied Sciences, 2021
Although gillnet fisheries are increasingly common in Korea, few studies have conducted sea trials using tie-down gillnets. Here, we analyzed the mesh size selectivity using tie-down gillnets with four different mesh sizes (84, 90, 105, and 120 mm) to ...
Pyungkwan Kim   +2 more
doaj   +2 more sources

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