Results 31 to 40 of about 6,820 (214)

Impact of turbot fishery on cetaceans in the Romanian Black Sea area

Scientia Marina, 2014
The abundance of the three species of endemic Black Sea marine mammals represented by Delphinus delphis ponticus (Barabasch-Nikiforov 1935), Tursiops truncatus ponticus (Barabasch-Nikiforov 1940) and Phocoena phocoena relicta (Abel 1905) has shown a ...
Gheorghe Radu, Eugen Anton
doaj   +1 more source

Fish species composition and catch per unit effort in Nong Han wetland, Sakon Nakhon Province, Thailand [PDF]

Songklanakarin Journal of Science and Technology (SJST), 2020
A study on fish species composition and catch per unit effort (CPUE) was conducted at the Nong Han wetland in Sakon Nakhon Province, Thailand. Fish were collected with 3 randomized samplings per season at 6 stations using 6 sets of gillnets. A total of
Somsak Rayan, Boonthiwa Chartchumni, Saifon Kaewdonree, Wirawan Rayan   +3 more
doaj   +1 more source

A field effort to capture critically endangered vaquitas Phocoena sinus for protection from entanglement in illegal gillnets

Endangered Species Research, 2019
: In 2017 an emergency field effort was undertaken in an attempt to prevent the extinction of the world’s most endangered marine mammal, the vaquita Phocoena sinus . The rescue effort involved 90 experts from 9 countries and cost US$ 5 million. Following
L. Rojas-Bracho, F. Gulland, Cynthia R. Smith, B. Taylor, R. Wells, Peter Thomas, B. Bauer, M. Heide‐Jørgensen, J. Teilmann, R. Dietz, J. Balle, M. V. Jensen, Mikkel-Holger S. Sinding, A. Jaramillo-Legorreta, G. Abel, A. Read, A. Westgate, K. Colegrove, F. Gomez, K. Martz, R. Rebolledo, S. Ridgway, T. Rowles, C. V. Elk, J. Boehm, G. Cárdenas‐Hinojosa, R. Constandse, E. Nieto‐Garcia, W. Phillips, D. Sabio, R. Sánchez, J. Sweeney, F. Townsend, J. Vivanco, J. Vivanco, S. Walker   +35 more
semanticscholar   +1 more source

Gillnet selectivity for non target fish species caught by red mullet gillnets north Aegean Sea

Ege Journal of Fisheries and Aquatic Sciences, 2018
Bu calismada yaygin olarak kullanilan barbun uzatma aglarinin hedef disi balik turlerinin surdurulebilirligine olan etkisinin belirlenmesi amaclanmistir. Bu amacla, kuzey Ege Denizi kiyilarinda (5-30 m.) Aralik 2008 – Mayis 2010 tarihleri arasinda 18 – 20 – 22 mm goz genisligine sahip barbun uzatma aglari ile denemeler gerceklestirilmistir.
Engin Kocabaş, Alkan Öztekin, İsmail Burak Daban, Adnan Ayaz   +3 more
openaire   +5 more sources

Spatial variation in abiotic conditions and fish diversity in coastal lagoons, Southern Brazil [PDF]

Acta Limnologica Brasiliensia
Aim To compare abiotic variables and fish assemblage descriptors (species composition, richness, dominance and diversity) among coastal lagoons of the Tramandaí river system, southern Brazil.
Luiz Guilherme Schultz Artioli, Clarice Benhardt Fialho   +1 more
doaj   +1 more source

Mitigating discard mortality from dusky flathead Platycephalus fuscus gillnets [PDF]

Diseases of Aquatic Organisms, 2009
The mortalities and contributing parameters were estimated for key species discarded during commercial gillnetting (80 mm mesh) targeting dusky flathead Platycephalus fuscus in a southeastern Australian estuary. Bycatches (1470 individuals from 16 species over 11 deployments) were assessed for their immediate mortalities onboard the gillnetter, before ...
Broadhurst, Matt K., Millar, Russell B., Brand, Craig P.   +2 more
openaire   +3 more sources

Gillnet colour affects catch efficiency in pearlspot (Etroplus suratensis) tropical estuary fishery

Aquaculture and Fisheries
Gillnets are one of the most commonly used fishing gears in both marine and inland waters. Different colour filament nettings are often used in gillnets. However, the effect of gillnet colour on catch efficiency is unclear for most fisheries.
Kristine Cerbule, V.R. Madhu, Salini Mohanan, Bent Herrmann   +3 more
doaj   +1 more source

Seabird bycatch in a Baltic coastal gillnet fishery is orders of magnitude larger than official reports

Avian Conservation and Ecology, 2022
Bycatch, or the incidental capture of non-target species in fisheries, has been identified as one of the major threats affecting seabird populations worldwide.
Julius Morkūnas, Steffen Oppel, Modestas Bružas, Yann Rouxel, Rasa Morkūnė, Daniel Mitchell   +5 more
doaj  

Galsama Ağları İle Yapılan Farklı Avcılık Yöntemlerinin Kupes (Boops Boops Linneus, 1758) Seçiciliğine Etkisinin Belirlenmesi

Çanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries, 2020
This study was carried out to determine the effect of different fishing methods on gillnets selectivity. A total of 20 operations were performed on the shores of Canakkale province by applying stationary set and drive in fishing methods with gillnets ...
Oğuzhan AYAZ, Uğur ALTINAĞAÇ
doaj   +1 more source

Metabarcoding gillnets to assess unaccounted catch depredation or escape

Environmental DNA, 2020
Gillnets are the world’s most common net-based fishing gear, comprising walls of light mesh designed to entangle fish. Like all fishing gears, gillnets are not 100% effective for the targeted catches, and usually catch similar-sized, unwanted animals ...
M. Bruyn, Matteo Barbato, M. Broadhurst
semanticscholar   +1 more source