Results 11 to 20 of about 13,020 (155)
Coho Salmon (Oncorhynchus kisutch) Prefer and Are Less Aggressive in Darker Environments. [PDF]
Fish are capable of excellent vision and can be profoundly influenced by the visual properties of their environment. Ambient colours have been found to affect growth, survival, aggression and reproduction, but the effect of background darkness (i.e., the
Leigh P Gaffney +3 more
doaj +2 more sources
Occurrence of coho salmon, Oncorhynchus kisutch (Actinopterygii: Salmoniformes: Salmonidae), off the west coast of Baja California Sur, Mexico [PDF]
We provide the first record of a coho salmon, Oncorhynchus kisutch (Walbaum, 1792), off the western coast of Baja California Sur, Mexico, approximately 690 km south of the previously reported distribution in the Northwest Pacific.
E. Camacho-Bareño +2 more
doaj +3 more sources
As a ubiquitous tire antidegradant, N-(1,3-dimethylbutyl)-N’-phenyl-p-phenylenediamine (6PPD) is persistently released into the environment. It is highly toxic to aquatic organisms, and its transformation product 6PPD-quinone (6PPD-Q), is “very highly ...
Shanshan Di +8 more
doaj +1 more source
Zinc (Zn) is a trace element in the animal body, which plays a vital regulatory role in nucleic acid, protein synthesis and anti-oxidative enzymes activities.
Hai-Rui Yu +5 more
doaj +1 more source
A greater understanding of eDNA behavior in the environment is needed before it can be employed for ecosystem monitoring applications. The objectives of this study were to use autonomous sampling to conduct long‐term, high‐frequency monitoring of the ...
Ryan T. Searcy +10 more
doaj +1 more source
On coho salmon Oncorhynchus kisutch from Iturup Island
Results of biological analysis are presented for 162 specimens of coho salmon caught at the coast and in the rivers of Iturup Island (southern Kuril Islands) during their spawning migration in August-October, 2021.
A. N. Elnikov, O. V. Zelennikov
doaj +1 more source
Shifting phenology of an endangered apex predator mirrors changes in its favored prey
The timing, or phenology, of predator activity in relation to their prey is critical for survival and fitness, yet rarely quantified for marine species, even those of conservation concern.
AK Ettinger +6 more
doaj +1 more source
Piscine orthoreovirus genotype 1 (PRV-1) is an endemic virus to the Northeastern Pacific that infects both wild and farmed salmon. To better understand PRV-1 prevalence and transmission pathways in the region, we targeted out-migrating juvenile Pacific ...
Lenora D. M. Turcotte +3 more
doaj +1 more source
Caligus rogercresseyi, a marine ectoparasite, causes notable economic losses for the Chilean salmonid industry. Nevertheless, the immunological responses of infected fish remain poorly understood, including proinflammatory cytokine generation and the ...
Juan Pablo Pontigo +9 more
doaj +1 more source
A species-specific quantitative PCR (qPCR) assay using environmental DNA (eDNA) is a promising tool for both qualitative and quantitative analyses of target species directly from water samples.
Muhammad Hilman Fu'adil Amin +5 more
doaj +1 more source

