Aquatic Macroinvertebrate 

Identification

Kingdom   Phylum  Class  Order  Family  Genus  Species

Click on an Order below to learn more about their key characteristics.

 

Click on a picture in each Order gallery to learn more about Family level pollution tolerance and key characteristics. 

*All photos on this page are provided by Rhithron Associates, Inc.

Ephemeroptera
(Mayflies)  
CaenidaeDorsal.jpg
Plecoptera
(Stoneflies) 
PerlidaeDorsal.jpg
Trichoptera
(Caddisflies)
HydropsychidaeLateral.jpg
 
Diptera
(true flies)
tipulidae.jpg
odonata
(dragonflies/
damselflies)
LibellulidaeDorsal.jpg
megaloptera
(alderflies/
dobsonflies)
sialidae_dorsal.jpg
hemiptera
(true bugs)
corixidae_dorsal1.jpg

Check out an amazing interactive aquatic macroinvertebrate identification guide created by Macroinvertebrates.org and the National Science Foundation!

 
 
 
 
 
Coleoptera

Key Characteristics:

  • Sclerotized body

  • Both adults and larvae may be aquatic

  • Jointed legs

  • No wingpads on larva

  • Wings of adults modified into hardened, protective structure (elytra)

 
 
 
 

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