Endangered Species Search by Group

Find out what mammals, insects, fish, plants, etc. are endangered here. Use the selection box below to view full lists by group.

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The following is a list of Clams of concern. This list combines species from several endangered species lists. Using the total at the bottom of this page as an official count of endangered clams of the world is not recommended. For more information on what species are listed on this site, please visit our About Us page.

	Species Name	Scientific Name
1.	Alabama Lampmussel	Lampsilis virescens
2.	Alabama Moccasinshell	Medionidus acutissimus
3.	Alabama Pearl Shell	Margaritifera marrianae
4.	Altamaha Arcmussel	Alasmidonta arcula
5.	Altamaha Pocketbook	Lampsilis dolabraeformis
6.	Altamaha Spinymussel	Elliptio spinosa
7.	Appalachian Elktoe	Alasmidonta raveneliana
8.	Appalachian Monkeyface Pearlymussel	Quadrula sparsa
9.	Arkansas Fatmucket	Lampsilis powellii
10.	Aspatharia divaricata	Aspatharia divaricata
11.	Aspatharia subreniformis	Aspatharia subreniformis
12.	Atlantic Pigtoe	Fusconaia masoni
13.	Birdwing Pearlymussel	Conradilla caelata
14.	Black Clubshell	Pleurobema curtum
15.	Carolina Heelsplitter	Lasmigona decorata
16.	Castalia martensi	Castalia martensi
17.	Catspaw Pearlymussel	Epioblasma obliquata
18.	Chipola Slabshell	Elliptio chipolaensis
19.	Clubshell	Pleurobema clava
20.	Coosa Moccasinshell	Medionidus parvulus
21.	Cracking Pearlymussel	Hemistena lata
22.	Cumberland Bean Pearlymussel	Villosa trabalis
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23.	Cumberland Combshell	Epioblasma brevidens
24.	Cumberland Elktoe	Alasmidonta atropurpurea
25.	Cumberland Monkeyface Pearlymussel	Quadrula intermedia
26.	Cumberland Pigtoe	Pleurobema gibberum
27.	Dark Pigtoe	Pleurobema furvum
28.	Diplodon dunkerianus	Diplodon dunkerianus
29.	Diplodon fontaineanus	Diplodon fontaineanus
30.	Diplodon expansus	Diplodon expansus
31.	Diplodon pfeifferi	Diplodon pfeifferi
32.	Dromedary Pearlymussel	Dromus dromas
33.	Dwarf Wedgemussel	Alasmidonta heterodon
34.	False Spike	Quincuncina mitchelli
35.	Fanshell	Cyprogenia stegaria
36.	Fat Pocketbook	Potamilus capax
37.	Fat Three-ridge Mussel	Amblema neislerii
38.	Fine-lined Pocketbook	Lampsilis altilis
39.	Fine-rayed Pigtoe Pearlymussel	Fusconaia cuneolus
40.	Flat Pigtoe	Pleurobema marshalli
41.	Freshwater Pearl Mussel	Margaritifera margaritifera
42.	Fuzzy Pigtoe	Pleurobema strodeanum
43.	Giant Clam	Tridacna gigas
44.	Gulf Moccasinshell	Medionidus penicillatus
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45.	Heavy Pigtoe	Pleurobema taitianum
46.	Higgins Eye Pearlymussel	Lampsilis higginsii
47.	Inflated Heelsplitter	Potamilus inflatus
48.	James Spinymussel	Pleurobema collina
49.	Littlewing Pearlymussel	Pegias fabula
50.	Louisiana Pearl Shell	Margaritifera hembeli
51.	Mutela alata	Mutela alata
52.	Narrow Pigtoe	Fusconaia escambia
53.	Neosho Mucket	Lampsilis rafinesqueana
54.	Nicklin's Pearlymussel	Megalonaias nicklineana
55.	Ochlockonee Moccasinshell	Medionidus simpsonianus
56.	Orangefoot Pimpleback Pearlymussel	Plethobasus cooperianus
57.	Ouachita Rock Pocketbook	Arkansia wheeleri
58.	Oval Pigtoe	Pleurobema pyriforme
59.	Ovate Clubshell	Pleurobema perovatum
60.	Oyster Mussel	Epioblasma capsaeformis
61.	Painted Clubshell	Pleurobema chattanoogaense
62.	Pale Lilliput Pearlymussel	Toxolasma cylindrellus
63.	Pink Mucket Pearlymussel	Lampsilis abrupta
64.	Pink Ring Mussel	Obovaria retusa
65.	Pisidium artifex	Pisidium artifex
66.	Pseudomulleria dalyi	Pseudomulleria dalyi
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67.	Purple Bankclimber	Elliptoideus sloatianus
68.	Purple Bean	Villosa perpurpurea
69.	Rio Grande Monkeyface	Quadrula couchiana
70.	Rough Pigtoe	Pleurobema plenum
71.	Rough Rabbitsfoot	Quadrula cylindrica strigillata
72.	Rough Rockshell	Quadrula tuberosa
73.	Round Ebonyshell	Obovaria rotulata
74.	Salina Mucket	Potamilus metnecktayi
75.	Scaleshell Mussel	Leptodea leptodon
76.	Shiny Pigtoe	Fusconaia cor
77.	Shinyrayed Pocketbook	Lampsilis subangulata
78.	Southern Acornshell	Epioblasma othcaloogensis
79.	Southern Clubshell	Pleurobema decisum
80.	Southern Combshell	Epioblasma penita
81.	Southern Giant Clam	Tridacna derasa
82.	Southern Kidneyshell	Ptychobranchus jonesi
83.	Southern Pigtoe	Pleurobema georgianum
84.	Speckled Pocketbook	Lampsilis streckeri
85.	Spengler's Freshwater Mussel	Margaritifera auricularia
86.	Stirrupshell	Quadrula stapes
87.	Suwannee Moccasinshell	Medionidus walkeri
88.	Tampico Pearlymussel	Cyrtonaias tampicoensis tecomatensis
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89.	Tar River Spinymussel	Elliptio steinstansana
90.	Tennessee Clubshell	Pleurobema oviforme
91.	Tevoro Clam	Tridacna tevoroa
92.	Texas Heelsplitter	Potamilus amphichaenus
93.	Texas Hornshell	Popenaias popeii
94.	Triangular Kidneyshell	Ptychobranchus greenii
95.	Tridacna rosewateri	Tridacna rosewateri
96.	Tubercled Blossom Pearlymussel	Epioblasma torulosa
97.	Turgid Blossom Pearlymussel	Epioblasma turgidula
98.	Upland Combshell	Epioblasma metastriata
99.	Virginia Pigtoe	Lexingtonia subplana
100.	Western Fanshell Mussel	Cyprogenia aberti
101.	Westralunio carteri	Westralunio carteri
102.	White Wartyback Pearlymussel	Plethobasus cicatricosus
103.	Winged Mapleleaf	Quadrula fragosa
104.	Yellow Blossom Pearlymussel	Epioblasma florentina
105.	Yellow Lampmussel	Lampsilis cariosa