Other species among native amphipods
121 native species with no plant ties on record, by observations.
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California Beach Flea
Megalorchestia californiana
2,755 observations
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Pacific Beach Hopper
Traskorchestia traskiana
1,157 observations
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Gammarus fasciatus
1,000 observations
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Megalorchestia corniculata
904 observations
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Pale Beach Hopper
Megalorchestia columbiana
706 observations
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Megalorchestia pugettensis
542 observations
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Beach Flea
Platorchestia platensis
450 observations
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Speziorchestia grillus
230 observations
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Megalorchestia minor
219 observations
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Checkerback Sandhopper
Mexorchestia carpenteri
188 observations
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Nudibranch-mimicking Amphipod
Podocerus cristatus
163 observations
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Parasitic Hyperiid Amphipod
Phronima sedentaria
143 observations
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Skeleton Shrimp
Caprella penantis
142 observations
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Megalorchestia benedicti
136 observations
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Big-eye Amphipod
Hyperia galba
126 observations
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Sea Lettuce Sea Flea
Ampithoe lacertosa
123 observations
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Cyamus scammoni
112 observations
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Northern Big-eyed Sandhopper
Americorchestia megalophthalma
86 observations
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Marbled Scud
Jassa marmorata
85 observations
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Themisto libellula
79 observations
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Whale-louse
Cyamus boopis
76 observations
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Cyphocaris challengeri
75 observations
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Amphipod
Caprella scaura
73 observations
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Planktonic Amphipod
Calliopius laeviusculus
70 observations
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Ellis Bog Crangonyctid
Crangonyx richmondensis
67 observations
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Common Atlantic Sandhopper
Americorchestia longicornis
67 observations
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Apalachicola Big-eyed Sandhopper
Americorchestia salomani
65 observations
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Lake Merritt Beach Hopper
Bulychevia enigmatica
56 observations
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Northern River Crangonyctid
Crangonyx pseudogracilis
54 observations
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Kelp-curler Amphipod
Sunamphitoe humeralis
42 observations
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Wakulla River Amphipod
Hyalella wakulla
41 observations
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Gammarid
Ericthonius brasiliensis
40 observations
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Gammarid Amphipod
Grandidierella japonica
39 observations
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Caprella californica
39 observations
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Northern Spring Amphipod
Gammarus pseudolimnaeus
37 observations
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Metacaprella kennerlyi
36 observations
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Ampithoe valida
36 observations
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Skeleton Shrimp
Caprella equilibra
32 observations
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Themisto pacifica
32 observations
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Hyalella dentata
31 observations
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Hyperia medusarum
29 observations
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Coastal Swamp Amphipod
Sicifera chamberlaini
28 observations
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Cyamus eschrichtii
25 observations
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Serrate Crangonyctid
Crangonyx serratus
24 observations
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Gammarus daiberi
24 observations
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Tube-dwelling Sea Flea
Ericthonius rubricornis
23 observations
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Oxycephalus clausi
22 observations
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Maera danae
22 observations
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Sicifera bifurca
22 observations
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Sicifera dentata
20 observations