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Sponges Sponges are in the phylum Porifera which means pore bearer. Can you see how they got that name?

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Presentation on theme: "Sponges Sponges are in the phylum Porifera which means pore bearer. Can you see how they got that name?"— Presentation transcript:

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2 Sponges Sponges are in the phylum Porifera which means pore bearer. Can you see how they got that name?

3 Sponges Sponges lack true tissues, organs, a mouth and gut like those found on most multi cellular animals.

4 Sponges Sponges are simple bottom dwelling organisms that filter their food.

5 Sponges All sponges have skeletal supports that are known as spicules. They can be calcium, silicon or a protein matrix.

6 Sponges One of the most common or obvious sponges in the bay is the Red Beard Sponge.

7 Sponges When alive, this sponge is bright orange or red. When it dies, its skeleton is brown.

8 Sponges In higher salinity areas, Yellow Boring Sponge can often be found on oysters or other shell materials.

9 Sponges Over time, the sponges can eat away at the oyster shells.


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