Top Results for Sandy Bottom

The mimic octopus, Thaumoctopus mimicus, is a benthic octopus described from shallow, soft-bottom habitats in Indonesia and subsequently recorded elsewhere in the Indo-Pacific. It can alter its color, posture, movement, and body outline in ways that resemble several other animals, with commonly repo...

The wonderpus, Wunderpus photogenicus, is a benthic octopus formally described in 2006 from shallow tropical waters of the Indo-Malayan region. It inhabits sandy and silty seafloors, where its long arms and reddish-brown body display sharply contrasting white bands and spots. Unlike the changeable m...

The Pacific sand dollar, Dendraster excentricus, is an irregular sea urchin native to sandy coastal habitats of the northeastern Pacific Ocean. Its flattened test bears a five-petaled pattern, while the off-center position of features reflected in the name excentricus distinguishes it from more symm...

Macrotritopus defilippi is a small octopus of sandy and muddy habitats in the Atlantic Ocean and Mediterranean Sea. When moving near the seabed, it can draw its arms together, flatten its profile, and undulate in a manner resembling a swimming flatfish, behavior that may reduce recognition by predat...

Scaphechinus mirabilis is a species of sand dollar, a flattened burrowing sea urchin in the class Echinoidea. It was described by Alexander Agassiz in 1864 and occurs in the northwestern Pacific, where it inhabits sandy or muddy seabeds in temperate coastal waters. Its disc-shaped test and short spi...

Mellita tenuis is a species of extant keyhole sand dollar, a type of flat, burrowing sea urchin belonging to the family Mellitidae. It is native to the western Atlantic Ocean, commonly found along the continental shelf of the southeastern United States and the Gulf of Mexico. The species is distingu...

Mellita notabilis is a species of keyhole sand dollar, a type of flattened sea urchin belonging to the echinoderm family Mellitidae. Like other members of its genus, it is distinguished by its characteristic lunules, which are slots or holes that pass completely through its skeletal test. This marin...

Echinodiscus auritus is a species of sand dollar, a type of flat, burrowing sea urchin. Found in the shallow coastal waters of the Indo-Pacific region, this marine animal inhabits sandy sea floors where it buries itself to feed on organic detritus. It is recognized by its distinctive rigid skeleton,...

Dendraster terminalis is a living sand dollar distinguished by a nearly central apical system and food grooves that do not reach its upper surface.

Rhyncholampas caribaearum is a species of cassiduloid sea urchin currently found in the Caribbean Sea. Like other members of its order, it is an irregular echinoid characterized by its compact, rounded test and petaloid ambulacra. These benthic marine invertebrates inhabit shallow, sandy sea bottoms...

"Peronella japonica" is a species of flattened sand dollar, an irregular sea urchin belonging to the family Laganidae. The species was scientifically described by the Danish zoologist Theodor Mortensen in 1948. As its specific epithet suggests, it is native to the marine waters surrounding Japan, ty...

Echinodiscus bisperforatus is an extant species of sand dollar, a type of flat, burrowing sea urchin in the order Clypeasteroida. First described by Leske in 1778, the species is recognized by its distinctive, flattened calcium carbonate test. Its most defining physical characteristic is the presenc...

Amphioctopus aegina is a small benthic octopus in the family Octopodidae found in shallow tropical and subtropical waters of the Indo-West Pacific. It occupies soft-bottom coastal habitats, including sandy and muddy areas where it shelters in holes, shells, rubble, or other available cover. Like oth...

Echinocyamus scaber is a small marine clypeasteroid described by de Meijere in 1903 and distinguished by the rough test reflected in its species name.