Iowa DNR
BioNet
River & Stream Biological Monitoring
Fish and Benthic Macroinvertebrate Surveys
Physical Habitat Assessments

Physa Physid Snails

Taxa Hierarchy
Phylum
Mollusca
Class
Gastropoda
Order
Basommatophora
Family
Physidae
Genus
Physa
Species
ITIS Links
TSN
Parent TSN
Metric Values
Tolerance
8.0
FFG
Scraper
Habit
Unidentified
CW Ind
False
Assessment Program Statistics
Total Individuals Collected
18,221
Number of Unique Sites Collected
742

Taxa Distribution Map