Sea sponge moving gif2/12/2024 ![]() Giant tube sponges on the other hand are hermaphroditic, producing both eggs and sperm at the same time. Given time though, the individual cells will find a workaround so that water flow will resume and the sponge will continue to grow. If for example, a clumsy diver kicks or bumps into a barrel sponge, the crushed cells on the sponge may well stop water flow through the wall and whole sections of the sponge will die off. Remember that the sponge itself is thousands or millions of cells working together to enable this process to happen, each able to change its task as required. The materials that they don’t need are excreted into the “bowl” in the middle. The freshly filtered water is the ejected from the osculum, (the large hole at the top). ![]() By filtering oxygen and particulate out of the water for food, they make a pretty efficient filtering / eating machines. Giant barrel sponges, like we find in Nusa Lembongan, feed by filtering water through the wall of the body by whipping their flagellum. ![]()
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