Results 41 to 50 of about 1,907 (179)

The small-spotted catshark, Scyliorhinus canicula, transfer from catch to the public aquarium for the exhibition

open access: yesJournal of Survey in Fisheries Sciences, 2021
A public aquarium (or city aquarium) is the aquatic counterpart of a zoo, which houses living aquatic animal and plant specimens for public viewing. The supply of the species to be exhibited is one of the most important issues. The small-spotted catshark (Scyliorhinus canicula), is very famous for public aquariums to the exhibition.
openaire   +1 more source

Early life sensory ability—ventilatory responses of thornback ray embryos (Raja clavata) to predator-type electric fields [PDF]

open access: yes, 2015
Predator avoidance is fundamental for survival and it can be particularly challenging for prey animals if physical movement away from a predatory threat is restricted. Many sharks and rays begin life within an egg capsule that is attached to the sea bed.
Ballard   +37 more
core   +1 more source

Biofluorescence in Catsharks (Scyliorhinidae): Fundamental description and relevance for elasmobranch visual ecology [PDF]

open access: yes, 2016
Biofluorescence has recently been found to be widespread in marine fishes, including sharks. Catsharks, such as the Swell Shark (Cephaloscyllium ventriosum) from the eastern Pacific and the Chain Catshark (Scyliorhinus retifer) from the western Atlantic,
Akkaynak, D.   +9 more
core   +1 more source

Diet of the small-spotted catshark Scyliorhinus canicula in the Aegean Sea (eastern Mediterranean)

open access: yesMarine Biology Research, 2017
ABSTRACTThe diet of the small-spotted catshark Scyliorhinus canicula, captured in the Aegean Sea by bottom-trawl from 2006 to 2012, was investigated with respect to sex, maturity condition, sampling location and season. The stomach contents of 432 specimens, measuring from 144 to 517 mm in total length, were analysed.
Kousteni, V.   +2 more
openaire   +2 more sources

Twins! Microsatellite analysis of two embryos within one egg case in oviparous elasmobranchs.

open access: yesPLoS ONE, 2019
Elasmobranchs display various reproductive modes, which have been key to their evolutionary success. In recent decades there has been a rise in the number of reported cases of foetal abnormalities including fertilised, double-embryos held within one egg ...
Samantha A Hook   +6 more
doaj   +1 more source

Low impact of different SNP panels from two building-loci pipelines on RAD-Seq population genomic metrics: case study on five diverse aquatic species

open access: yesBMC Genomics, 2021
Background The irruption of Next-generation sequencing (NGS) and restriction site-associated DNA sequencing (RAD-seq) in the last decade has led to the identification of thousands of molecular markers and their genotyping for refined genomic screening ...
Adrián Casanova   +12 more
doaj   +1 more source

Production and identification of angiotensin I-converting enzyme (ACE) inhibitory peptides from Mediterranean fish discards [PDF]

open access: yes, 2015
The production of peptides exhibiting Angiotensin I-converting enzyme (ACE)-inhibitory activity from discarded Mediterranean fish species such as sardine, horse mackerel, axillary seabream, bogue and small-spotted catshark was studied.
Espejo Carpio, Francisco Javier   +3 more
core   +1 more source

First Analysis of Multiple Paternity in an Oviparous Shark, the Small-Spotted Catshark (Scyliorhinus canicula L.) [PDF]

open access: yesJournal of Heredity, 2011
Multiple paternity (MP) has been demonstrated in a variety of sharks, although its prevalence and the number of sires per litter vary considerably among species. To date, such analyses have focused on viviparous species that possess only part of the wide spectrum of reproductive strategies developed in elasmobranchs.
Griffiths, Andrew M.   +6 more
openaire   +2 more sources

Histochemical Study of Enzyme Activity in the Digestive Tract of the Small-Spotted Catshark (Scyliorhinus canicula) and the Smooth-Hound (Mustelus mustelus)

open access: yesFishes
The small-spotted catshark and the smooth-hound are cartilaginous, carnivorous fish with similar depth ranges in their habitats. These two species are among the most abundant elasmobranchs in the Adriatic Sea and are frequently caught by local fishermen ...
Lucija Devčić   +7 more
doaj   +1 more source

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