Results 1 to 10 of about 1,585 (194)

The Aleutians and Beyond: Distribution, Size Composition, and Catch Dynamics of the Aleutian Skate Bathyraja aleutica across the North Pacific [PDF]

open access: yesAnimals, 2022
The results of long-term (1948–2021) studies on the spatial and vertical distribution, dynamics of abundance, and size composition of the Aleutian skate Bathyraja aleutica in the North Pacific Ocean are presented.
Igor V. Grigorov   +2 more
doaj   +2 more sources

The complete mitochondrial genome of Eaton’s skate, Bathyraja eatonii (Rajiformes, Arhynchobatidae) [PDF]

open access: yesMitochondrial DNA. Part B. Resources, 2021
The complete mitochondrial genome of Eaton’s skate Bathyraja eatonii was studied using the long-read technology, PacBio Sequel System. The complete mitochondrial genome form of B.
Jinmu Kim   +8 more
doaj   +2 more sources

Long-Term Changes in the Distribution and Abundance of Nine Deep-Water Skates (Arhynchobatidae: Rajiformes: Chondrichthyes) in the Northwestern Pacific [PDF]

open access: yesAnimals, 2022
Based on the analysis of long-term data from bottom trawl surveys (1977–2021), changes in the spatial distribution, position of the boundaries of the ranges and the catch rates of the nine most common deep-sea skates of the genus Bathyraja in the Russian
Alexei M. Orlov, Igor V. Volvenko
doaj   +2 more sources

Two new species of Acanthocotyle Monticelli, 1888 (Monogenea: Acanthocotylidae), parasites of two deep-sea skates (Elasmobranchii: Rajiformes) in the South-East Pacific [PDF]

open access: yesParasites & Vectors, 2019
Background Parasites of deep-sea fishes from the South-East Pacific (SPO) are poorly known. Of c.1030 species of fish found in this area, 100–150 inhabit the deep-sea (deeper than 200 m).
Luis A. Ñacari   +3 more
doaj   +2 more sources

Extraction and Characterization of Collagen from Elasmobranch Byproducts for Potential Biomaterial Use [PDF]

open access: yesMarine Drugs, 2020
With the worldwide increase of fisheries, fish wastes have had a similar increase, alternatively they can be seen as a source of novel substances for the improvement of society’s wellbeing.
Manuel J. Seixas   +3 more
doaj   +2 more sources

Spatial segregation in eastern North Pacific skate assemblages. [PDF]

open access: yesPLoS ONE, 2014
Skates (Rajiformes: Rajoidei) are common mesopredators in marine benthic communities. The spatial associations of individual species and the structure of assemblages are of considerable importance for effective monitoring and management of exploited ...
Joseph J Bizzarro   +6 more
doaj   +2 more sources

Spatial distribution, host specificity and genetic diversity of Onchobothrium antarcticum in the Southern Ocean [PDF]

open access: yesPolish Polar Research, 2021
In this work we summarize the current knowledge on the spatial distribution, host specificity and genetic diversity of Onchobothrium antarcticum, an endemic Antarctic cestode.
Ilya I. Gordeev   +2 more
doaj   +1 more source

Morphological description of deepwater skate Bathyraja trachura from the North-West Pacific

open access: yesИзвестия ТИНРО, 2021
Morphological description is given for deepwater skates Bathyraja trachura caught in the North-West Pacific in 1980–1989, both juveniles and adults. Counts for vertebras, pectoral fin, teeth rows, and intestinal valves are presented.
V. N. Dolganov
doaj   +1 more source

Helminths and the stomach contentment of Bathyraja sp. (Rajiformes: Arhynchobatidae) in the Simushir Island area (Pacific Ocean)

open access: yesJournal of Asia-Pacific Biodiversity, 2020
The offspring of skate Bathyraja sp., caught in the environs of the Simushir Island (Greater Kuril Chain), were studied for infections and stomach contentment.
Ilya Gordeev, Tatyana Polyakova
doaj   +1 more source

Dendrapta nasicola n. sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) a parasite from the olfactory sacs of Bathyraja scaphiops (Norman, 1937) in the South Western Atlantic [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2020
During a parasitological survey of the olfactory sacs of 21 species of Rajiformes (Chondrichthyes) from the Southwestern Atlantic Ocean, copepods referable to DendraptaKabata (1964) (Siphonostomatoida: Lernaeopodidae) were found parasitizing the cuphead ...
MANUEL M. IRIGOITIA   +2 more
doaj   +1 more source

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