Search CNHP
Scroll down to see all of the Mussels and Clams that CNHP tracks.
Click Here to see the online document that explains the ranking criteria as found in the table below. Last updated on . These lists are available for non-commercial purposes only.
| State Scientific Name | State Common Name | Global Rank | State Rank | Fed List Status | BLM/ USFS Sensitive Status | State List Status | CNHP Element Sensitive | CNHP Tracking Status |
| Acroloxus coloradensis | Rocky Mountain Capshell | G3 | S1 | - | USFS | SC | N | Fully Tracked |
| Anodonta grandis | Giant Floater | G5 | S2 | - | - | - | N | Fully Tracked |
| Anodontoides ferussacianus | Cylindrical Papershell | G5 | S2 | - | - | SC | N | Fully Tracked |
| Ferrissia fragilis | Fragile Ancylid | G5 | S1 | - | - | - | N | Fully Tracked |
| Ferrissia walkeri | Cloche Ancylid | G4G5 | S3 | - | - | - | N | Fully Tracked |
| Lymnaea stagnalis | Swampy Lymnaea | G5 | S2 | - | - | - | N | Fully Tracked |
| Physa cupreonitens | Hot Springs Physa | G5Q | S2 | - | - | - | N | Fully Tracked |
| Physa skinneri | Glass Physa | G5 | S2 | - | - | - | N | Fully Tracked |
| Physa utahensis | Banded Physa | G5T2 | S1 | - | - | - | N | Fully Tracked |
| Pisidium sanguinichristi | Sangre de Cristo Peaclam | G1Q | SNR | - | - | - | N | Fully Tracked |
| Promenetus exacuous | Sharp Sprite | G5 | S2 | - | - | - | N | Fully Tracked |
| Promenetus umbilicatellus | Umbilicate Sprite | G4 | S3 | - | - | - | N | Fully Tracked |
| Uniomerus tetralasmus | Pondhorn | G5 | S1 | - | - | - | N | Fully Tracked |
| Valvata sincera | Mossy Valvata | G5 | S3 | - | - | - | N | Fully Tracked |