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The Dolly Varden trout (Salvelinus malma) is a species of salmonid ray-finned fish native to cold-water tributaries of the Pacific Ocean in Asia and North America.Despite the name "trout" (which typically refers to freshwater species from the genera Salmo and Oncorhynchus), it belongs to the genus Salvelinus (chars), which includes 51 recognized species, the most prominent being the brook ...
It is notable for its unusually long, slender body shape. [12] It has a tubular snout, large eyes and a long tail filament lined with sensory pores which may help with detecting prey. Its body is tinted blue-grey to greenish-grey [ 6 ] with two thin blue stripes or lines of dots on the back and lighter on the front. [ 3 ]
The IUCN also lists eight fish subspecies as vulnerable. Of the subpopulations of fishes evaluated by the IUCN, 18 species subpopulations have been assessed as vulnerable. For a species to be assessed as vulnerable to extinction the best available evidence must meet quantitative criteria set by the IUCN designed to reflect "a high risk of ...
Arothron caeruleopunctatus is a medium-sized fish which grows up to 80 cm length. [3] Its body is oval shape, spherical et relatively elongated. The skin is not covered with scales. The fish has no pelvic fin and no lateral line. The dorsal fin and the anal fin are small, symmetric and located at the end of the body. Its snout is short with two ...
The color of the body is bluish-gray on the upper body becoming yellow or golden on the lower body. In young fishes there is a series of dark bars run diagonally from the back to the middle of the flanks, these fade as the fish ages. There is a large black spot on the body above the upper margin of the operculum. [8]
This is a medium-sized fish that can reach a length of 60 centimeters (24 in). Small individuals are dark brown with hundreds of small, dark-edged iridescent blue spots. Larger specimens sometimes develop four to six lighter vertical bars on the back half of its body. [3] Cephalopholis argus, Vilamendhoo Maldives
Girella cyanea can be recognized by its blue coloration and yellow spots, with its blueish color becoming a greyish-green in post mortem. [2] The adults of this species are they can attain a length of 76 cm and their bright flank spots are distinctive. When they are younger they are greeny-grey in colour and the spots are paler yellow.
The blue runner is moderately large in size, growing to a maximum confirmed length of 70 cm and 5.05 kg in mass, but is more common at lengths less than 35 cm. [4] The blue runner is morphologically similar to a number of other carangids, having an elongated, moderately compressed body with dorsal and ventral profiles of approximately equal ...