BioNet

River & Stream Biological Monitoring

Fish and Benthic Macroinvertebrate Surveys

Physical Habitat Assessments

Ferrissia Ancylid Snails

Taxa Hierarchy

Phylum

Mollusca

Class

Gastropoda

Order

Basommatophora

Family

Ancylidae

Genus

Ferrissia

Species

ITIS Links

TSN

76569

Parent TSN

76568

Metric Values

Tolerance

6.0

FFG

Scraper

Habit

Unidentified

CW Ind

False

Assessment Program Statistics

Total Individuals Collected

1,308

Number of Unique Sites Collected

144

Taxa Distribution Map