Amphipod
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Amphipoda
- family: Aoridae
- genus: Grandidierella
- species: Grandidierella japonica
Albany- Arcata
- Bayside
- Bayview
- Belvedere
- Berkeley
- Black Point-Green Point
- Bolinas
- Brisbane
- Channel Islands Beach
- Colma
- Corte Madera
- Crockett
- Dana Point
- Eureka
- Hercules
- Inverness
- Larkspur
- Marina del Rey
- Montalvin
- Morro Bay
- Napa
- Oxnard Shores
- Petaluma
- Port Hueneme
- Richmond
- Rodeo
- Santa Barbara
- Sausalito
- South San Francisco
- Tara Hills
- Tiburon
- Vallejo
California- Coos Bay
Oregon
United States