Other species among native sea urchins and sea cucumbers
78 native species with no plant ties on record, by 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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Giant California Sea Cucumber
Apostichopus californicus
5,068 observations
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Lollyfish Sea Cucumber
Holothuria atra
4,768 observations
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Five-slotted Sand Dollar
Mellita quinquiesperforata
3,546 observations
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Pacific White-spotted Sea Cucumber
Actinopyga varians
2,849 observations
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Red Pencil Urchin
Heterocentrotus mamillatus
2,767 observations
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Shingle Urchin
Colobocentrotus atratus
2,339 observations
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Stiff-footed Sea Cucumber
Eupentacta quinquesemita
2,206 observations
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Common Sand Dollar
Echinarachnius parma
1,986 observations
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Purple-brown Urchin
Arbacia punctulata
1,514 observations
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Warty Sea Cucumber
Apostichopus parvimensis
1,260 observations
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Chocolate Chip Sea Cucumber
Isostichopus badionotus
1,227 observations
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Dwarf Sea Cucumber
Lissothuria nutriens
1,147 observations
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Isometric Sand Dollar
Mellita isometra
1,112 observations
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Blue-black Urchin
Echinothrix diadema
1,003 observations
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Donkey Dung Sea Cucumber
Holothuria mexicana
922 observations
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Sweet Potato Sea Cucumber
Caudina arenicola
720 observations
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Armored Sea Cucumber
Psolus chitonoides
662 observations
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Keyhole Sand Dollar
Mellita tenuis
602 observations
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Groove Burrowing Urchin
Brissus unicolor
565 observations
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Black Starry Sea Urchin
Arbacia stellata
516 observations
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Lion's Paw Sea Cucumber
Euapta godeffroyi
501 observations
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Stubborn Sea Cucumber
Holothuria pervicax
476 observations
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Hard-fingered Sea Cucumber
Sclerodactyla briareus
461 observations
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Fat Sea Biscuit
Clypeaster rosaceus
442 observations
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Noble Sea Cucumber
Holothuria princeps
440 observations
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Crowned Sea Urchin
Centrostephanus coronatus
423 observations
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Peppered Sea Cucumber
Cucumaria piperata
391 observations
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Reddish Brown Sea Cucumber
Cucumaria frondosa
362 observations
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Beaded Sea Cucumber
Euapta lappa
352 observations
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Bottleneck Sea Cucumber
Holothuria impatiens
337 observations
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Harlequin Sea Cucumber
Holothuria grisea
335 observations
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Tiger Tail Sea Cucumber
Holothuria thomasi
247 observations
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Six-keyhole Sand Dollar
Leodia sexiesperforata
244 observations
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Red Heart Urchin
Meoma ventricosa
232 observations
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Ten-lined Urchin
Eucidaris metularia
205 observations
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Furry Sea Cucumber
Astichopus multifidus
203 observations
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Fragile Sea Urchin
Strongylocentrotus fragilis
185 observations
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Black-and-orange Sea Cucumber
Cucumaria salma
180 observations
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Plump Sea Cucumber
Actinopyga obesa
176 observations
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Splendid Sea Cucumber
Pentamera pulcherrima
161 observations
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Scarlet Sea Cucumber
Psolus fabricii
123 observations
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Pallid Sea Cucumber
Cucumaria pallida
96 observations
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Synaptula hydriformis
86 observations
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Florida Sea Cucumber
Holothuria floridana
84 observations
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Burrowing Sea Cucumber
Leptosynapta clarki
77 observations
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Heart Urchin
Lovenia cordiformis
76 observations
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Mud Heart Urchin
Moira atropos
68 observations
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White Synapta
Leptosynapta tenuis
66 observations