BMI's
Click the links to learn about benthic macroinvertebrate (BMI) groups found in West Virginia streams.
Click-here for more detailed information.
 
 Insect groups  Non-insect groups Benthic Envirofact sheet 
Ephemeroptera
Mayflies		 Crustacea 
Crayfish, Scuds and
Sowbugs		  Enviro Factsheet
 Plecoptera
Stoneflies		  Annelida
Worms and Leeches		 Hydracarina
                      

   
                   
Water mite
 Trichoptera
Caddisflies		  Turbellaria
Flatworms		  Jellyfish and other Metazoa
      
       
                  
                          
Jellyfish 
 Odonata
Dragonflies and Damselflies		  Bivalvia
Clams and Mussels		  Gastropoda                        
Snails
 Coleoptera
Beetles and True bugs		 Get to know BMI's with CI Cast of Characters and BMI portal.
                                   
             Cast of Characters slide show

Click-here for the SOS-BMI field guide and Here to practivce your
identification skills. 
 Megaloptera
Fishflies and Alderfiles
 Diptera
True flies
Illustrations are courtesy of the Cacapon Institute and artist Jennifer Gillies.
                                                                                                                  
Mayflies Stoneflies Caddisflies Beetles Fisflies and Alderflies Snails Clams and Mussels Flatworms Jellyfish Crayfish, Scuds, and Sowbugs Mayflies