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| sponges text index |
| Phylum Porifera |
| Photo index of sponges on Singapore shores |
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branching or lumpy |
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encrusting |
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balls, vases |
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other shapes |
Sponge species are difficult to positively identify without dissection and examination of internal parts.
On this website, they are grouped by external features for convenience of display.
These lifeforms are NOT sponges
| how to tell apart blob-like lifeforms |
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