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The giant barrel sponge (Xestospongia muta) is the largest species of sponge found growing on Caribbean coral reefs. It is common at depths greater than 10 metres (33 ft) down to 120 metres (390 ft) and can reach a diameter of 1.8 metres (6 feet).
Xestospongia testudinaria is a species of barrel sponge in the family Petrosiidae. More commonly known as Giant Barrel Sponges, they have the basic structure of a typical sponge. Their body is made of a reticulation of cells aggregate on a siliceous scaffold composed of small spikes called spicules.
Giant barrel sponges can live more than 2,000 years. The giant barrel sponge Xestospongia muta is one of the longest-lived animals, with the largest specimens in the Caribbean estimated to be more than 2,300 years old. [68] The black coral Antipatharia in the Gulf of Mexico may live more than 2,000 years. [69]
About 311 million years ago, in the Late Carboniferous, the order Spongillida split from the marine sponges, and is the only sponges to live in freshwater environments. [8] Some species are brightly colored, with great variety in body shape; the largest species are over 1 m (3.3 ft) across. [ 6 ]
Lauriea siagiani is a small squat lobster, up to 7 millimetres (0.28 in) long. It differs from the only other species in the genus, Lauriea gardineri by a number of features, but most obviously by the coloration: L. gardineri is pale brown with darker bands, while L. siagiani is orange or pink with red or purplish markings.
A marine biologist got the surprise of her life when she swam off the southwestern coast of England and came across a jellyfish the size of a human.
Mario Kart Tour Mario and Luigi racing. Nintendo has published strict new rules on community tournaments, putting caps on competitor numbers, ticket prices, banning game names in event titles and ...
Many sponges have internal skeletons of spongin and/or spicules of calcium carbonate or silicon dioxide. All sponges are sessile aquatic animals. Although there are freshwater species, the great majority are marine (salt water) species, ranging from tidal zones to depths exceeding 8,800 m (5.5 mi).