Amblyraja radiata – Discover Fishes - Florida Museum
Jan 1, 2024 · Amblyraja radiata. These cool-water skates have rounded diamond shaped pectoral disks with stout tails, usually muddy brown on top, and white underneath. They are named for the scattered thorny denticles along their spines, edges of pectoral fins, and tails, interspersed with smaller ‘prickles’.
Amblyraja radiata, Starry ray : fisheries, gamefish
Dorsal spines (total): 0; Anal spines: 0. Adults are rhomboid in shape, young are rounder (Ref. 7251). Short, stiff, bluntly triangular snout; tail shorter than body (Ref. 5578).
Thorny skate - Wikipedia
The thorny skate (Amblyraja radiata) is a species of fish in the family Rajidae. This bottom-living skate lives in the North and south-eastern Atlantic Ocean in depths ranging from 20 to 1,000 m (66–3,281 ft) and water temperatures from −1 to 14 °C (30–57 °F).
Thorny Skate | Ocean Sciences - Memorial University
Scientific Name: Raja radiata. Description: A fish with a flattened body, white underneath and brown on top with dark spots. It has thorny spines on the top of its body that extend down its slender tail. The mouth and gills are located on the underside. Adults grow to around 102cm long from head to tail.
An Ecomorphological Description of Amblyraja radiata (Rajiformes ...
Sep 26, 2024 · The proportion of midline spines on the tail, spines near the spiracles and shoulders, were not significantly different among areas. Teeth rows increased from an average count of 35.1 in 10 cm skates to 39.5 at 102 cm, while spines between dorsal fins increased from an average count of 0.64 in 10 cm fish to 1.13 at 102 cm ( Table 4 ).
Thorny Skate (Amblyraja radiata) - Pêches et Océans Canada
Other notable spines include 2 to 3 large spines on each shoulder; 1 in front and 1 behind each eye; and 1 near the inner margin of each spiracle. There are also many smaller spines on the dorsal side of the snout, pectoral fins, and tail, and some small spines on the underside of the snout in mature individuals.
SKATES. FAMILY RAJIDAE
The outer edges of their pelvic fins are concave (convex in the sting rays), they have two very small dorsal fins on the rear part of the tail, but no distinct tail fin, and they lack the large tail spine that is so characteristic of the sting rays.
Family RAJIDAE Blainville 1816 (Skates) | The ETYFish Project
Amblyraja radiata (Donovan 1808) Latin for rayed or radiated, referring to large spinous plates on body and tail, each with a radiated or stellate base. Amblyraja reversa (Lloyd 1906) Latin for turned back (i.e., reversed), referring to pale coloration on …
This educational field guide will help you distinguish the taxonomic characteristics that are distinct to each species of skate. Please note: If there are no dorsal fins on the tail of your sample or it contains one or more spines (stingers) please refer to rays in Bigelow and Schroeder. Big Skate, Spotted Skate and Eyed Skate.
Essential Fish and Habitat Source Document: Thorny Skate, …
Mar 1, 2003 · Thorns with radiate bases are present in a single row along the midline of the disc and tail. The mid-row thorns from nuchal region to origin of first dorsal fin range from 11 to 19. The thorny skate [Amblyraja radiata (Donovan 1808); formerly Raja radiata, see McEachran and Dunn (1998); Figure 1] occurs on both sides of the Atlantic.