Of the sponge phylums to which all sponges belong, only one family (Spongeidae) inhabits freshwater in the United States, and the rest inhabit the marine environment. Sponges can propagate through these small round precursor cells that can hatch and form new sponges. 6окт. 2020г.
Is the sponge mainly fresh water?
Movement. Adult sponges are basically sessile animals, but some marine and freshwater species are 1 to 4 mm (0.039 to) per day as a result of the movement of pinacosites and other cells such as amoeba. It can move across the ocean floor at a speed of 0.157 inches).
What percentage of sponges live in freshwater?
Freshwater sponges make up less than 3% of the total 10,000 species of modern sponges on Earth, most of them in the ocean.
Do sponges live in freshwater or saltwater?
Sponges are very simple creatures without tissue. All corals need salt water to survive. Most sponges are found in the sea, but many species are also found in freshwater and estuaries.
Where do most sponges live?
Sponges are simple invertebrates that live in aquatic habitats. Most sponges are marine, but some species live in freshwater lakes and streams. They are found in shallow marine environments up to a depth of 5 kilometers (km).
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