Marine

Shark, Sand Tiger

Carcharias taurus

It has a grayish-brown or tan coloration, with dark brown spots on the sides that increase …

Shark, Sandbar

Carcharhinus Plumbeus

A relatively heavy fish, it has a dark bluish-gray or brownish-gray color and a pale or …

Shark, Shortfin Mako

Isurus oxyrinchus

The snout is sharp, conical. There are 24-25 sharp lanceolate teeth on each jaw. The caudal …

Shark, Tiger

Galeocerdo cuvier

Dark bluish-gray or brownish-gray above and whitish below, the tiger shark is so called because of …

Shark, White

Carcharodon carcharias

The white shark has a strong, heavy body that can be a dull slate-blue, grayish-brown, or …

Sharks

Like all fish, sharks are vertebrates, but ichthyologists separate them from most bony fish because a …

Sharks, Hammerhead

Sphyrna species

Hammerheads are easy to identify, even for the beginner: the eyes are located at the ends …

Sharks, Sharpnose

Rhizoprionodon species

It has a characteristic long and flattened snout and a slender brown to olive-gray body with …

Sharks, Thresher

Alopias species

Known by various names, the thresher shark is distinguished by its well-branched tail, whose upper blade …

Sharpnose sevengill shark

Heptranchias perlo

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

Short-tail stingray

Bathytoshia brevicaudata

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

Sicklefin lemon shark

Negaprion acutidens

A large, stocky, yellowish shark with a broad, blunt snout, narrow teeth with smooth protrusions on …

Sicklefin weasel shark

Hemigaleus microstoma

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

Silky shark

Carcharhinus falciformis

The name "Silky" was given to the shark because of its soft, placoid scales. The silky …

Silvertip shark

Carcharhinus albimarginatus

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

Sixgill stingray

Hexatrygon bickelli

Body flabby, massive, snout elongated, triangular, flattened dorsoventrally, transparent, filled inside with gelatinous mass. In adults, …

Sliteye shark

Loxodon macrorhinus

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

Small-spotted catshark

Scyliorhinus canicula

The nostrils of the small-spotted catshark are covered by wide flaps separated by a narrow gap. …

Smalleye hammerhead

Sphyrna tudes

The body of the smalleye hammerhead is streamlined and rather slender. The hammerhead is broad and …

Smalltooth sand tiger

Odontaspis ferox

The Smalltooth Sand Tiger has a stocky body with a long head and slightly flattened snout. …

Smooth hammerhead

Sphyrna zygaena

It differs from other large hammerheads in the shape of its head - its leading edge …

Snaggletooth shark

Hemipristis elongata

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

Spadenose shark

Scoliodon laticaudus

Body elongated, head broad with flattened muzzle. Eyes and nostrils small. The corners of the mouth …

Spinetail mobula

Mobula japanica

The pectoral fins of the spinetail mobula, the base of which is behind the eyes, merge …