Marine

Ribbon eel

Rhinomuraena quaesita

The body is slender, ribboned, the head small with an elongated pointed muzzle. There is a …

Robust ghost pipefish

Solenostomus cyanopterus

This species is a true chameleon of the underwater world. Its appearance is an ideal combination …

Rock greenling

Hexagrammos lagocephalus

There are two forms: Asian and American. In the Asian form the supraorbital lobes are short …

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 …

Saffron cod

Eleginus gracilis

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

Sagor catfish

Hexanematichthys sagor

The species was described by Francis Buchanan-Hamilton in 1822, originally as part of the genus Pimelodus.

Sailfin ribbon-goby

Oxymetopon typus

Oxymetopon: Greek, oxys = sharp + Greek, metopon = brow.Sailfin gobies have a large, broad head, …

Salmon catfish

Neoarius leptaspis

It was described by Pieter Bleeker in 1862, originally within the genus Hexanematichthys.

Sanddab, Pacific

Citharichthys sordidus

The body is short, oblong, and compressed. There is a bony ridge above the lower eye. …

Shark, Atlantic Angel

Squatina dumeril

The Atlantic angelfish is often mistaken for a stingray because of its flattened, triangular body. However, …

Sharpnose sevengill shark

Heptranchias perlo

These sharks have a slender, spindly body with a narrow, pointed head. The large oval eyes …

Shi drum

Umbrina cirrosa

Body elongated, high, slightly compressed at the sides. Muzzle short and blunt. Small mouth with fine …

Short-tail stingray

Bathytoshia brevicaudata

The short-tail stingray has a broad, diamond-shaped pectoral fin disc that is wider than it is …

Shorthorn sculpin

Myoxocephalus scorpius

The head is broad and spiny, the body is strong and scaleless. There are two conspicuous …

Siberian sturgeon

Huso baerii

The Siberian sturgeon has a spindle-shaped body with several longitudinal rows of bumps. Its short, triangular …

Sicklefin weasel shark

Hemigaleus microstoma

The sicklefin weasel shark has a slender body and a rounded, rather elongated snout. The large …

Silvertip shark

Carcharhinus albimarginatus

It is a powerful fish with a streamlined body, a moderately long and wide snout, and …

Sleepers

Gobiomorus dormitor

Sleepers are closely related to gobies, although they do not have the usual gobies sucking disc, …

Slender lizardfish

Saurida elongata

Saurida: Derived from Greek, sauros = lizard.Slender lizardfish have a streamlined, elongated body shape and sharp …

Sliteye shark

Loxodon macrorhinus

The Sliteye is a small shark with a very slender body, long narrow face, large eyes …

Smalltooth sawfish

Pristis pectinata

Smalltooth sawfish have a slightly flattened, long body. The mouth, nostrils, and gill slits are located …

Snaggletooth shark

Hemipristis elongata

The snaggletooth shark has a slender, spindle-shaped body and a rounded, rather elongated snout. The large …