Mustelus henlei This small, slender shark has a long snout, large eyes, triangular fins and an asymmetrical, notched caudal (tail) fin. It prefers coastal waters of the eastern Pacific Ocean, usually muddy or sandy bottoms of bays, solitary or schooling with other species of small sharks. It is a
Danger to Humans This small shark is considered harmless to humans.
Haploblepharus fuscus These elongated torpedo-shaped sharks rarely grow longer than 24 inches from rounded snout to stout caudal (tail) fin. They prefer resting on the rocky seafloor off of coastal South Africa, scavenging invertebrates and small fishes. Like most catsharks, they have oval cat-li
Danger to Humans Due to is small size and feeding habits, this small shark is considered
Centrophorus granulosus These deep-water sharks have a slow reproduction rate, so are at risk for exploitation. They are long and slender dogfish, rarely larger than 5 feet, with two dorsal fins, and green eyes. They migrate and appear to school in small groups, but there is a lot about their lif
Danger to Humans This shark poses no threat to humans due to its deep water habitat
Carcharhinus altimus This plain grey shark has a broad, bluntly pointed snout with prominent nostril flaps, hence its name. It mostly lives off shore, eating bony fish and other elasmobranch (smaller sharks and rays) from near the sea floor. Because of its deep water habitat, it is considered a l
Danger to Humans Although this shark is large, it poses little threat to humans
Sea cucumbers are among the most abundant animals on the planet, occupying waters from the tropical reefs to the Antarctic and dominating the greatest habitat – the deep sea floor. But their diversity and ecological roles are poorly understood. To make matters worse, these loaf-like, bottom-dwell
Life on Earth Unique dove species is the dodo of the Caribbean and in similar danger
Neotrygon kuhlii The slightly diamond shaped disc of this stingray tends to be red-brown to green-yellow on top, with bright blue spots and small black spots, and a darker brown bar across its eye region. It is often confused with the bluespotted ribbontail ray, but the bluespotted stingray has a
Danger to Humans Members of the Dasyatidae family generally do not attack in an
Leucoraja ocellata These somewhat nocturnal skates have rounded snouts and lobed pectoral and pelvic fins, all light brown and covered in dark spots on top, and white with brownish blotches underneath. They reside in the northwestern Atlantic coastal region, generally in shallows to 300 feet d
Danger to Humans This skate is considered harmless to humans.
Hexanchus nakamurai This slender deep-water shark has a small dorsal fin far along its back, large reflective green eyes, and six gill slits rather than the usual five that most sharks have. It is usually dark to light gray on top, fading to white underneath, and usually grows to from 5.5 to unde
Danger to Humans This shark is not considered dangerous to humans primarily due
Hypanus say This medium sized stingray (growing to 39 inches wide at most) has the classic rounded diamond shaped disc but a distinctively blunt snout, with a tail one and a half times its body length bearing a serrated venomous spine. It is yellowish to light gray on top, with a white or gray un
Danger to Humans The bluntnose stingray is non-aggressive and poses little threat
Rhizoprionodon acutus This small requiem shark has the typical coloring of grey on top and white underneath, and grows to a slender 5 to 5.5 feet long. It has a distinctly pointed snout and large eyes. It is an abundant in-shore shark that is popular for subsistence and commercial fishing. Despit
Danger to Humans The milk shark is harmless to humans due to its small size and
