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Raja clavata, the thornback ray (or thornback skate, roker), was named by Carl Linnaeus in the 10th edition of Systema Naturae in 1758, in the genus Raja of the Order Rajiformes in the Family Rajidae. It is one of about 13 species of skate (family Rajidae) that are known from the North Sea and adjacent … Meer weergeven
The thornback ray (Raja clavata), or thornback skate, is a species of ray fish in the family Rajidae. Meer weergeven
Like all rays, the thornback ray has a flattened body with broad, wing-like pectoral fins. The body is kite-shaped with a long, … Meer weergeven
Thornback rays are an oviparous and polyandrous species. Paired eggs are laid and deposited on shallow sand, mud, pebble or gravel bottoms . Up to 170 egg cases can … Meer weergeven
The Thornback ray is found in the Atlantic coastal waters of Europe and western Africa. It is also present from South Africa to the … Meer weergeven
Dorsal spines : 0; Anal spines: 0; Anal soft rays: 0. ; disc-width 1,25 to 1,36 times in its length, its length 1,70 to 1,83 times in total length; pectoral fins with clear angles on lateral … Meer weergeven
• Data related to Raja clavata at Wikispecies
• Fishbase.org Database: Raja clavata
• IUCN Red List of all current Threatened Species Meer weergevenWikipedia-tekst onder CC-BY-SA-licensie Stekelrog - Wikipedia
Wikipedia · Tekst onder CC-BY-SA-licentieRaja clavata, Thornback ray : fisheries, gamefish - FishBase
WEB3 okt. 2005 · Sub-rhomboid in shape with pointed wing-tips; disc-width 1,25 to 1,36 times in its length, its length 1,70 to 1,83 times in total length. Short rostrum, rounded at his …
NDFF Verspreidingsatlas | Raja clavata - Stekelrog
WEBStaart lang en spits. Mannetjes 50-70 cm, vrouwtjes 80-110 cm (tot 120 cm). Rug variabel, lichtgrijs tot donkerbruin, met donkere of lichtere, al dan niet omrande (oog-)vlekken en …
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ADW: Raja clavata: INFORMATION
WEBRaja clavata can often be found lying motionless on the bottom of the sea floor, drawing water into its gill slits through a spiracle located behind its eye. It travels in groups of similar sized fish. While traveling, R. clavata …
Stekelrog - Raja clavata - Waarneming.nl
WEB13 mei 2017 · De stekelrog is een platte kraakbeenvis van circa 1 meter lang. De stekelrog is aan de bovenzijde geelbruin met onregelmatig gevormde, donkerbruine vlekjes, de …
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Raja clavata – Guide of Mediterranean Skates & Rays
WEBPresents a high diversity of laying areas with a large bathymetric range (42-473 m around Sardinian, in the Central Western Mediterranean Sea) and sediment composition which …
Genetic diversity and population structure of Raja clavata in the …
WEBAB - Thornback Ray (Raja clavata) is a relatively abundant commercial skate species occurring in coastal waters of the North-East Atlantic and Mediterranean, listed by the …
Thornback ray (Raja clavata) - MarLIN - The Marine Life …
WEBDescription. A short-snouted ray with typical diamond shape and sharply angled pectoral fins approaching 90 degrees. The colour is variable, usually a mottled, blotchy brown to …
Connected they are: Genetic diversity and population structure of …
WEBConnected they are: Genetic diversity and population structure of Raja clavata in the North East Atlantic. In WIAS Annual Conference 2023: Surpassing boundaries: Going one …
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