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

Gerris Water Striders

Taxa Hierarchy
Phylum
Arthropoda
Class
Insecta
Order
Hemiptera
Family
Gerridae
Genus
Gerris
Species
ITIS Links
TSN
Parent TSN
Metric Values
Tolerance
6.4
FFG
Predator
Habit
Unidentified
CW Ind
False
Assessment Program Statistics
Total Individuals Collected
219
Number of Unique Sites Collected
108

Taxa Distribution Map