| Species | Name Used |
|---|---|
| Calanus helgolandicus (Claus, 1863) | Calanus helgolandicus (p. ) |
| Chlorohydra viridissima (Pallas, 1766) | Chlorohydra viridissima (p. ) |
| Dugesia tigrina Girard | Dugesia tigrina (p. ) |
| Glottidia pyramidata (Stimpson, 1860) | Glottidia pyramidata (p. ) |
| Hydra littoralis Hyman, 1931 | Hydra littoralis (p. ) |
| Leptodora kindtii (Focke, 1844) | Leptodora kindtii (p. ) |
| Tigriopus californicus (Baker, 1912) | Tigriopus californicus (p. ) |