Results 11 to 20 of about 5,907 (210)

Genetic diversity and historical demography of Atlantic bigeye tuna (Thunnus obesus) [PDF]

open access: yesMolecular Phylogenetics and Evolution, 2006
Bigeye (Thunnus obesus) is a large, pelagic, and migratory species of tuna that inhabits tropical and temperate marine waters worldwide. Previous studies based on mitochondrial RFLP data have shown that bigeye tunas from the Atlantic Ocean are the most interesting from a genetic point of view.
Martinez, P.   +3 more
openaire   +6 more sources

Development of Single-Nucleotide Polymorphism (SNP)-Based Species-Specific Real-Time PCR Assays for Authenticating Five Highly Priced Tuna [PDF]

open access: yesFoods
Tuna are economically important as food resources in food markets. However, because tuna is often processed into steaks or fillets, the meat can be difficult to identify through morphological features.
Meng Qu   +8 more
doaj   +2 more sources

A Crusade Throughout the World’s Oceans: Genetic Evidence of the Southern Bluefin Tuna Thunnus maccoyii and the Pacific Bluefin Tuna Thunnus orientalis in Brazilian Waters [PDF]

open access: yesBiology
The large pelagic species play an important role in transferring energy in vast distant marine ecoregions. Results obtained report on extraordinary findings of important commercial species in southeast–south Brazilian waters, including the Southern ...
Rafael Schroeder   +8 more
doaj   +2 more sources

Cameras or Divers? How Baited Remote Underwater Videos and ‘Long Swims’ Underwater Visual Census Complement Each Other on Coral Reefs [PDF]

open access: yesEcol Evol
This study compares baited remote underwater videos (BRUV) and a rapid timed long swim (LS) UVC method to evaluate their ability in assessing relative abundance and diversity of large predatory reef fish from nine selected families. BRUVs were more effective in detecting mobile and bait‐attracted taxa such as Carangidae and recorded up to 28 unique ...
Osuka‐Edeye K   +5 more
europepmc   +2 more sources

Characterization of the Flavor Profile of Bigeye Tuna Slices Treated by Cold Plasma Using E-Nose and GC-IMS

open access: yesFishes, 2022
To avoid heat, treatment induces numerous physicochemical changes under severe conditions in the tuna, cold plasma (CP), as a non-thermal technology, possess objective potential on tuna processing.
Weicong Pan   +8 more
doaj   +3 more sources

Genetic structuring and migration patterns of Atlantic bigeye tuna, Thunnus obesus (Lowe, 1839). [PDF]

open access: yesBMC Evol Biol, 2008
Large pelagic fishes are generally thought to have little population genetic structuring based on their cosmopolitan distribution, large population sizes and high dispersal capacities. However, gene flow can be influenced by ecological (e.g. homing behaviour) and physical (e.g.
Gonzalez EG, Beerli P, Zardoya R.
europepmc   +6 more sources

Comparative analysis of three bait types in deep-set pelagic longline gear in the Equatorial Atlantic Ocean

open access: yesBoletim do Instituto de Pesca, 2022
The choice of bait is one of the fisheries tactics used to increase selectivity for particular target species. The performance of three bait types (mackerel, sardine, squid) was evaluated with a commercial vessel operating in the Equatorial Atlantic ...
Tiago Hilário Pedrosa Campello   +5 more
doaj   +3 more sources

SIZE TREND ANALYSIS OF BIGEYE TUNA (Thunnus obesus) AND YELLOWFIN TUNA (Thunnus albacares) AT PALABUHANRATU ARCHIPELAGO FISHING PORT

open access: yesJFMR-Journal of Fisheries and Marine Research, 2021
Bigeye tuna (Thunnus obesus) and Yellowfin tuna (Thunnus albacares) are a marine commodity that has high nutritional content and economic value in the market.
Dita Agustian   +3 more
doaj   +1 more source

Length-frequency compositions and weight–length relations for bigeye tuna, yellowfin tuna, and albacore (Perciformes: Scombrinae) in the Atlantic, Indian, and eastern Pacific oceans [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2008
Background. Bigeye tuna, Thunnus obesus (Lowe, 1839); yellowfin tuna, Thunnus albacares (Bonnaterre, 1788); and albacore, Thunnus alalunga (Bonnaterre, 1788), are very important species for world fisheries.
G. Zhu, L. Xu, Y. Zhou, X. Dai
doaj   +3 more sources

Assessing trophic interactions among three tuna species in the Solomon Islands based on stomach contents and stable isotopes

open access: yesFrontiers in Marine Science, 2022
Trophic research is essential to the conservation and management of fishery resources. This study analyzed the feeding habits and nutritional interactions among three tuna species in the waters of the Solomon Islands (5°12′S–15°20′S, 157°31′E–172°19′E ...
Ri Jin Jiang   +25 more
doaj   +1 more source

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