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  2. Aquaculture of sea sponges - Wikipedia

    en.wikipedia.org/wiki/Aquaculture_of_sea_sponges

    More than 8000 species of sea sponges live in oceanic and freshwater habitats. [1] Sponge fishing historically has been an important and lucrative industry, with yearly catches from years 1913 to 1938 regularly exceeding 181 tonnes and generating over 1 million U.S. dollars. However, this demand for sea sponges has seen catch rates peak and in ...

  3. Giant barrel sponge - Wikipedia

    en.wikipedia.org/wiki/Giant_barrel_sponge

    The giant barrel sponge has been called the "redwood of the reef" [4] because of its large size and its long lifespan, which can be more than 2,000 years. [5] It is, perhaps, the best-studied species of sponge in the sea; a population on Conch Reef, in the Florida Keys, has been monitored and studied since 1997. [6]

  4. Gray's Reef National Marine Sanctuary - Wikipedia

    en.wikipedia.org/wiki/Gray's_Reef_National_Marine...

    The reef's rocky sandstone outcrops, submerged beneath 60 to 70 feet (18 to 21 m) of water, can be as tall as 2 to 3 metres (6 ft 7 in to 9 ft 10 in) and are highly complex. [2] These nooks and crannies provide plenty of places for marine invertebrates to latch on to and for fish to hide in. Together these animals form a dense tapestry of ...

  5. Hexactinellid - Wikipedia

    en.wikipedia.org/wiki/Hexactinellid

    The sponges form reefs (called sponge reefs) off the coast of British Columbia, southeast Alaska and Washington state, [15] which are studied in the Sponge Reef Project. In the case of Sarostegia oculata, this species almost always hosts symbiotic zoanthids, which cause the hexactinellid sponge to imitate the appearance and structure of coral ...

  6. Sponge - Wikipedia

    en.wikipedia.org/wiki/Sponge

    [34] [35] Most carnivorous sponges live in deep waters, up to 8,840 m (5.49 mi), [36] and the development of deep-ocean exploration techniques is expected to lead to the discovery of several more. [18] [34] However, one species has been found in Mediterranean caves at depths of 17–23 m (56–75 ft), alongside the more usual filter-feeding ...

  7. 32 types of saltwater fish for your aquarium - AOL

    www.aol.com/32-types-saltwater-fish-aquarium...

    32 types of saltwater fish for your aquarium. A saltwater aquarium is an exotic and striking addition to the home. But more than a striking piece of furniture, it’s a living habitat that is both ...

  8. Sponge reef - Wikipedia

    en.wikipedia.org/wiki/Sponge_reef

    Each living sponge on the surface of the reef can be over 1.5 m tall. The reefs are composed of mounds called "bioherms" that are up to 21 m high, and sheets called "biostromes" that are 2–10 m thick and may be many kilometers wide. [5] Each sponge in the order Hexactinosa has a rigid skeleton that persists after the death of the animal.

  9. Cloud sponge - Wikipedia

    en.wikipedia.org/wiki/Cloud_sponge

    The cloud sponge is found in the northern Pacific Ocean. Its range includes Japan, Siberia, the Aleutian Islands and the west coast of North America from Alaska southwards to California and Mexico. [1] It is a reef-building species found in deep waters on the western Canadian shelf growing on sediment-free rocks.

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