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

Ilybius biguttulus Predaceous Diving Beetles

Taxa Hierarchy
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Family
Dytiscidae
SubFamily
Agabinae
Genus
Ilybius
Species
biguttlulus
ITIS Links
TSN
Parent TSN
Metric Values
Tolerance
3.7
FFG
Predator
Habit
Unidentified
CW Ind
False
Assessment Program Statistics
Total Individuals Collected
31
Number of Unique Sites Collected
20

Taxa Distribution Map