Most observed native echinoderms
Native to the US, by how plants support them, most observed first.
Plant eaters All
15 native animals that feed on plants, most observed first.
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Pacific Purple Sea Urchin
Strongylocentrotus purpuratus
20,153 observations
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Leather Star
Dermasterias imbricata
17,460 observations
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Arctic Green Sea Urchin
Strongylocentrotus droebachiensis
9,073 observations
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Indo-Pacific Rock-boring Urchin Echinometra mathaei 6,637 observations
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Red Sea Urchin
Mesocentrotus franciscanus
5,677 observations
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Atlantic Rock-boring Urchin
Echinometra lucunter
4,246 observations
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Collector Urchin
Tripneustes gratilla
3,914 observations
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Atlantic Long-spined Sea Urchin
Diadema antillarum
3,304 observations
Sheltered animals All
1 native animals that nest or roost in plants, most observed first.
Other species All
172 native species with no plant ties on record, most observed first.
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Ochre Sea Star
Pisaster ochraceus
84,024 observations
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Bat Star
Patiria miniata
22,764 observations
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Mottled Star
Evasterias troschelii
17,176 observations
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Eccentric Sand Dollar
Dendraster excentricus
11,832 observations
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Orange Sea Cucumber
Cucumaria miniata
10,148 observations
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Common Sea Star
Asterias rubens
8,009 observations
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Giant California Sea Cucumber
Apostichopus californicus
5,068 observations
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Sunflower Sea Star
Pycnopodia helianthoides
4,991 observations