Results 21 to 30 of about 5,274 (209)

Scomberomorus brasiliensis (Scombridae) fishery on southern and southeastern coast of Brazil [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2022
Fishing for serra Spanish mackerel takes place along the Brazilian coast. Studies in northern and northeastern regions show that has socioeconomic importance although risk of overexploitation.
MAYRA JANKOWSKY, JOCEMAR T. MENDONÇA
doaj   +1 more source

Species diversity of gillnet catches along the Egyptian Mediterranean coast of Alexandria

open access: yesEgyptian Journal of Aquatic Research, 2022
The present work deals for the first time with the species diversity of gillnets operated on the fisheries coasts of Alexandria City from El-Montazah to Sidi Kirayr. A total of 6161 specimens of about 427 kg were collected during periods from Feb 2018 to
Evelyn Ragheb   +3 more
doaj   +1 more source

Impacts of artisanal fishing on the reproductive biology and population structure of tigerfish (Hydrocynus vittatus) in the Ume Basin of Lake Kariba, Zimbabwe

open access: yesAquaculture, Fish and Fisheries, 2023
Fisheries studies concerning the related impacts of fishing on the aquatic environment have mostly dealt with industrial fisheries. Concerted large‐scale exploitation can lead to stock declines and potentially species extinction. Hydrocynus vittatus is a
Terence Magqina   +2 more
doaj   +1 more source

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   +1 more source

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   +1 more source

Fish diversity and composition of Tugwi Mukosi Dam, Zimbabwe's largest inland reservoir post impoundment

open access: yesAquaculture, Fish and Fisheries, 2021
The fish diversity and composition of Tugwi Mukosi Dam, Zimbabwe's largest inland reservoir was investigated in 2019 (post impoundment phase) after the reservoir filled in 2017.
Terence Magqina   +2 more
doaj   +1 more source

The application of tie-down gillnet to improve the capture of blackfin flounder (Glyptocephalus stelleri) in a sustainable way

open access: yesFrontiers in Marine Science, 2023
In this study, experimental fishing trials were performed to quantitatively evaluate and compare the fishing performance of trammel nets, tie-down gillnets, and single gillnets used for catching blackfin flounder.
Seonghun Kim   +2 more
doaj   +1 more source

The Use of Gillnets for Estimation of Fish Stocks [PDF]

open access: yesJournal of Animal and Veterinary Advances, 2010
In this research it has been targeted to estimate fishable stocks of Karakaya Dam Lake (in Turkey) by using fishing with gillnets method that had been suggested as an alternative method for estimating fish stocks. Productivity per hectare in the dam lake and the amount of fishable stocks has been calculated to be 13.67 kg ha-1 and 312.005 kg year-1 ...
Yüksel, Fahrettin, Celayir, Yasin
openaire   +3 more sources

Assessment of the bycatch level for the Black Sea harbour porpoise in the light of new data on population abundance

open access: yesFrontiers in Marine Science, 2023
Incidental catch in fishing gear (often known as bycatch) is a major mortality factor for the Black Sea harbour porpoise (Phocoena phocoena relicta), an endemic subspecies listed as Endangered in the IUCN Red List.
Dimitar Popov   +21 more
doaj   +1 more source

Governance implications for the implementation of biodegradable gillnets in Norway [PDF]

open access: yes, 2020
Gillnets are among the most widely used fishing gear in global fisheries because of their simplicity, high operability, catch efficiency and low entrance cost for fishermen.
Grimaldo, Eduardo   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy