Results 41 to 50 of about 3,333 (212)

Atlantic bluefin tuna (Thunnus thynnus) farmed in the Adriatic Sea

open access: yesVeterinární Medicína, 2007
Levels of total mercury in the muscle (29 samples) and liver tissue (15 samples) of bluefin tuna (Thunnus thynnus) weighing 100-300 kg were determined by cold vapour atomic absorption (AA) spectroscopy.
E. Srebocan   +3 more
doaj   +1 more source

The state of knowledge on four families of Syngnathoidei fishes (Teleostei: Syngnathiformes): Aulostomidae, Centriscidae, Fistulariidae and Solenostomidae

open access: yesJournal of Fish Biology, EarlyView.
Abstract Knowledge on the ecology and life‐history traits of coastal marine species is vital to inform their conservation and management, especially as their coastal habitats come under increasing threats. However, such data have never been collated for four of the five families in the suborder Syngnathoidei—the close relatives of the better‐studied ...
Syd J. Ascione   +3 more
wiley   +1 more source

Embryonic Development and Effects of Water Temperature on Hatching of the Bluefin Tuna, Thunnus thynnus

open access: yes, 2000
クロマグロの卵発生を観察するとともに,発生速度,孵化所要時間および孵化率に及ぼす水温の影響を調べた。水温24℃における卵発生を観察した結果,卵は平均直径0.973±0.025mm(n=60)の分離浮性卵で,産卵直後から卵割期にいたる形状および各発生段階は一般硬骨魚と大差なく,産卵32時間後から孵化した。次に水温22℃から28℃の範囲に4区の水温区を設け,発生速度に及ぼす水温の影響を調べたところ,各発生段階への到達時間は水温が高いほど速く,高温区と低温区の各発生段階への到達の時間差は水温26.5 ...
宮下, 盛   +9 more
core   +1 more source

On the Variability of the Length Weight Relationship for Atlantic Bluefin Tuna, Thunnus thynnus (L.) [PDF]

open access: yes, 2015
Following extensive review, a model of the Atlantic bluefin tuna (ABFT), Thunnus thynnus (L.), length–weight relationship for the eastern Atlantic and Mediterranean (RW = 0.0000188 SFL3.01247; Ec 1) is presented on the basis of samples of ABFT spawners ...
de la Serna, José Miguel   +5 more
core   +1 more source

Preliminary approach on early post mortem stress and quality indexes changes in large size bluefin tuna (Thunnus thynnus)

open access: yesItalian Journal of Animal Science, 2010
Bluefin tuna (Thunnus thynnus) is very appreciated on Japan and USA market for the preparation of sushi and sahimi. The market price of the fresh product can vary from 8 to 33 Euro/kg (gate farm/producers prices) according to size, shape, fat level, meat
R. Ugolini   +5 more
doaj   +1 more source

Pacific bluefin tuna (Thunnus orientalis) bycatch in the Atlantic Ocean

open access: yesJournal of Fish Biology, EarlyView.
Abstract A large tuna was hooked by a Japanese longline fishery in the high seas near the Republic of Namibia. This fishing ground is mainly utilized for Thunnus albacares, Thunnus obesus and Thunnus alalunga by Japanese tuna longliners. Because the tuna was larger than the common size of these species, the specimen was sampled for genetic species ...
Yohei Tsukahara   +4 more
wiley   +1 more source

Development of the posterior lateral line system in Thunnus thynnus, the atlantic blue-fin tuna, and in its close relative Sarda sarda

open access: yes, 2010
The lateral line system of amphibians and fish comprises a large number of individual mechanosensory organs, the neuromasts, and their sensory neurons.
Ortega-García, Aurelio   +19 more
core   +1 more source

Listening to tuna: Acoustic characterization of captive juvenile yellowfin tuna (Thunnus albacares)

open access: yesJournal of Fish Biology, EarlyView.
Abstract The effectiveness of passive acoustic monitoring (PAM) for studying marine biodiversity highly relies on comprehensive libraries of species‐specific sounds. While sound production is well‐documented in reef and freshwater fishes, the acoustic behaviour of ecologically and economically vital pelagic species like tunas still remains largely ...
Regi Fiji Anggawangsa   +10 more
wiley   +1 more source

gh/igf axis gene expression profile in developing atlantic bluefin tuna (Thunnus thynnus). [PDF]

open access: yes, 2021
Atlantic bluefin tuna (ABFT), Thunnus thynnus (Linnaeus, 1758), is a large migratory oceanic top predator, considered as an important worldwide fishery source and a key species in pelagic ecosystems.
Laiz-Carrión, R. (Raúl)   +23 more
core   +1 more source

On the Occurrence of Juvenile Thunnus thynnus in the Bay of Izmir, Aegean Sea, Turkey

open access: yes, 2016
Jüvenil Thunnus thynnus (Linnaeus, 1758)'un iki bireyi İzmir Körfezi Urla açıklarında (Ege Denizi) ticari bir solungaç ağıyla 8 m derinlikten yakalanmıştır.
Kara, Ali, Akyol, Okan, Çoker, Tülin
core   +2 more sources

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