25 Aquatic Entomology

25 Aquatic Entomology - Aquatic Entomology The study of...

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The study of aquatic insects Aquatic Entomology
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Aquatic Entomology Why study these insects? Part of aquatic food chains Water quality indicators “Match the hatch” – fly fishing! Key aquatic insect orders Odonata – dragonflies & damselflies Ephemeroptera – mayflies Plecoptera – stoneflies Trichoptera – caddisflies
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Other aquatic insect groups Coleoptera – beetles* Hemiptera:Heteroptera – water bugs* Orthoptera – pigmy mole crickets Lepidoptera – aquatic moths Neuroptera – dobsonflies, alderflies, etc. *All life stages are aquatic -other aquatics only in water as immatures *Adults breathe air from surface
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History of aquatic insects Mayflies 1st aquatic insects 250 million yrs ago – fossil rocks From extinct Paleodictyoptera order Only flying animals at this time No birds, reptiles, bats yet Believed to come from terrestrial insects > 100 insects moved to aquatic habitat
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25 Aquatic Entomology - Aquatic Entomology The study of...

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