All Fishes

Rock grenadier

Coryphaenoides rupestris

Body elongated, tapering caudally to a thin filament, covered with fine cycloid scales with numerous denticles. …

Rock gunnel

Pholis gunnellus

The body of Rock Gunnel, as well as other members of the genus, is eel-shaped. There …

Rockfish

Sebastes paucispinis

Body prostrate. Head elongated, pointed, mandibles strongly protrude forward. The upper part of the head has …

Rockfish, Black

Sebastes melanops

The body of black rock is oval or egg-shaped and compressed. The head has a steep …

Rockfish, Copper

Sebastes caurinus

Body is moderately deep and compressed. The head is large, with slightly curved upper profile. Mouth …

Rockfish, Yelloweye

Sebastes ruberrimus

It has an orange-red or orange-yellow body coloration. It has bright yellow irises, black pupils, and …

Roosterfish

Nematistius pectoralis

A bright, shimmering fish, it is distinguished by seven longer, thread-like dorsal fins that are found …

Rough-toothed dolphin

Steno bredanensis

The most obvious distinguishing features are the conical shape of the head and the thin snout. …

Roughback sea catfish

Plicofollis tonggol

Latin namePlicofollis tonggolOther nameManyung, arahan.DistributionThey inhabit the coastal waters of Indonesia, Malaysia, the Philippines and Pakistan.HabitatMarine …

Roughhead grenadier

Macrourus berglax

The body is elongated, highest near the first dorsal fin and tapering towards the rear end. …

Roughsnout ghost pipefish

Solenostomus paegnius

This species usually has protruding filamentous projections along the ventral surface of the snout, and may …

Roughtail stingray

Bathytoshia centroura

The snout of the roughtail ray is blunt and slightly elongated. Behind the small eyes are …

Round goby

Neogobius melanostomus

The body of the round goby is stocky and fully scaled, with scales extending onto the …

Round ribbontail ray

Taeniurops meyeni

The pectoral fins of these rays fuse with the head to form a thick oval disc …

Round sardinella

Sardinella aurita

The round sardinella is similar to the European sardine in body structure, but differs from it …

Rudd

Scardinius erythrophthalmus

The rudd has a cylindrical shape and a deep body. It has a moderately forked tail …

Ruffe

Gymnocephalus cernuus

The ruffe is very similar to the yellow perch in body shape and to the walleye …

Runner, Blue

Caranx crysos

The body is bluish-green to coppery-silver, silvery, or light olive. The upper end of the gill …

Runner, Rainbow

Elagatis bipinnulata

Body prostrate, torpedo-shaped. Head is pointed, mandibles protrude forward. Mouth small, upper jaw not reach vertical …

Russian bitterling

Acheilognathus asmussii

The Russian bitterling has a very characteristic appearance that distinguishes it from other members of the …

Rusty blenny

Parablennius sanguinolentus

The body of the Rusty blenny is relatively deep. It is rounded anteriorly and compressed posteriorly. …

Rusty carpetshark

Parascyllium ferrugineum

The Rusty Carpetshark has a slender, elongated body with a short snout. The mouth is placed …

Rutilus heckelii

Rutilus heckelii

Distinctive features compared to the common roach: larger body size, smaller scales, fewer rays in the …

Saffron cod

Eleginus gracilis

The lower jaw is shorter than the upper jaw, there is a chin tendril whose length …