| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Gammarus acherondytes Hubricht & Mackin, 1940 |
Illinois cave amphipod | To be filled | |
| Gammarus aequicauda (Martynov, 1931) |
Mediterranean Sea | ||
| Gammarus bousfieldi Cole & Minckley, 1961 |
Bousfield amphipod | To be filled | |
| Gammarus chevreuxi Sexton, 1913 |
Northeast Atlantic | ||
| Gammarus crinicornis Stock, 1966 |
Northeast Atlantic | ||
| Gammarus desperatus Cole, 1981 |
Bitter lakes amphipod | To be filled | |
| Gammarus duebeni Lilljeborg, 1851 |
Northern Atlantic and the Black Sea | ||
| Gammarus hyalelloides Cole, 1976 |
Diminutive amphipod | To be filled | |
| Gammarus inaequicauda Stock, 1966 |
Northeast Atlantic | 0.1 | |
| Gammarus insensibilis Stock, 1966 |
Northeast Atlantic and the Mediterranean | 1.9 | |
| Gammarus lawrencianus Bousfield, 1956 |
Northwest Atlantic | ||
| Gammarus locusta Linnaeus, 1758 |
Northeast Atlantic | ||
| Gammarus mucronatus (Say, 1818) |
Western Atlantic | ||
| Gammarus oceanicus Segerstråle, 1947 |
Arctic and Northern Atlantic | ||
| Gammarus palustris Bousfield, 1969 |
Not specified | ||
| Gammarus pecos Cole & Bousfield, 1970 |
Pecos amphipod | To be filled | |
| Gammarus pulex (Linnaeus, 1758) |
Northeast Atlantic | ||
| Gammarus salinus Spooner, 1942 |
Northeast Atlantic | ||
| Gammarus setosus Dementieva, 1931 |
Arctic and Northern Atlantic | ||
| Gammarus subtypicus Stock, 1966 |
Mediterranean | ||
| Gammarus tigrinus Sexton, 1939 |
Northeast Atlantic and Antarctic Atlantic | ||
| Gammarus wilkitzkii Birula, 1897 |
Northeast Atlantic and the Arctic | 6.23 | |
| Gammarus zaddachi Sexton, 1912 |
Northeast Atlantic |