Images by Category: Aquatic Invertebrates

MinnAqua Program provides these images, graphics, and photographs for educational use. 

Click on an image to open a full-size version of the image.

Categories


Arachnids

Chigger

Chigger

Deer Tick Female

Deer Tick Female

Deer Tick Male

Deer Tick Male

Fishing Spider

Fishing Spider

  

Beetles

Crawling Water Beetle

Crawling Water Beetle

Crawling Water Beetle Ventral Detail

Crawling Water Beetle Ventral Detail

Predaceous Diving Beetle

Predaceous Diving Beetle

Predaceous Diving Beetle Larva

Predaceous Diving Beetle Larva

Riffle Beetle

Riffle Beetle

Riffle Beetle Larva

Riffle Beetle Larva

Water Penny

Water Penny

Water Scavenger Beetle

Water Scavenger Beetle

Water Scavenger Beetle Larva

Water Scavenger Beetle Larva

Whirligig Beetle

Whirligig Beetle

Whirligig Beetle Larva

Whirligig Beetle Larva

 

Caddisflies

Caddisfly

Caddisfly

Caddisfly Larva

Caddisfly Larva

 

Caterpillar

Caterpillar

Caterpillar

  

Crustaceans

Aquatic Sowbug

Aquatic Sowbug

Clam Shrimp

Clam Shrimp

Crayfish

Crayfish

Crayfish Outline

Crayfish Outline

Fairy Shrimp

Fairy Shrimp

Rusty Crayfish

Rusty Crayfish

Rusty Crayfish Labeled

Rusty Crayfish Labeled

Scud

Scud

Seed Shrimp

Seed Shrimp


Dobsonflies & Alderflies

Alderfly

Alderfly

Alderfly Larva

Alderfly Larva

Dobsonfly Female

Dobsonfly Female

Dobsonfly Male

Dobsonfly Male

Dobsonfly Larva

Dobsonfly Larva

 

Dragonflies & Damselflies

Damselfly

Damselfly

Damselfly Outline

Damselfly Outline

Damselfly Larva

Damselfly Larva

Damselfly Larva Flipped

Damselfly Larva Flipped

Dragonfly

Dragonfly

Dragonfly Labeled

Dragonfly Labeled

Dragonfly Unlabeled

Dragonfly Unlabeled

Dragonfly Larva

Dragonfly Larva

Dragonfly Larva Labeled

Dragonfly Larva Labeled

Dragonfly Larva Outline

Dragonfly Larva Outline

Incomplete Metamorphosis Labeled

Incomplete Metamorphosis Labeled

Incomplete Metamorphosis Unlabeled

Incomplete Metamorphosis Unlabeled

Flatworm

Flatworm

Flatworm

  

Mayflies

Mayfly

Mayfly

Mayfly Larva

Mayfly Larva

Mayfly Larva Outline

Mayfly Larva Outline


Mollusks

Fingernail Clam

Fingernail Clam

Freshwater Mussel

Freshwater Mussel

Freshwater Mussel Outline

Freshwater Mussel Outline

Freshwater Mussels Photo

Freshwater Mussels Photo

Gilled Snail Shell

Gilled Snail Shell

Mussel Anatomy

Mussel Anatomy

Freshwater Mussel Life Cycle

Freshwater Mussel Life Cycle

Orb Snail Shell

Orb Snail Shell

Pouch Snail Shell

Pouch Snail Shell

Snail Shell Outline

Snail Shell Outline

Zebra Mussel

Zebra Mussel

Zebra Mussel Photo

Zebra Mussel Photo


Nematode

Nematode

Nematode

  

Segmented Worms

Horsehair Worm

Horsehair Worm

Leech Dorsal View

Leech Dorsal View

Leech Ventral View

Leech Ventral View

Tubifex Worm

Tubifex Worm

  

Springtail

springtail

Springtail

  

Stoneflies

Stonefly Adult

Stonefly Adult

Stonefly Larva

Stonefly Larva

 

True Bugs

Backswimmer

Backswimmer

Giant Waterbug

Giant Waterbug

Marsh Treader

Marsh Treader

Water Boatman

Water Boatman

Water Scorpion: Nepa

Water Scorpion: Nepa

Water Scorpion: Ranatra

Water Scorpion: Ranatra

Water Strider

Water Strider

Water Strider Outline

Water Strider Outline

 

True Flies

Blackfly Larva

Blackfly Larva

Complete Metamorphosis Labeled

Complete Metamorphosis Labeled

Complete Metamorphosis Unlabeled

Complete Metamorphosis Unlabeled

Cranefly

Cranefly

Cranefly Larva

Cranefly Larva

Horsefly Larva

Horsefly Larva

Midge

Midge

Midge Larva

Midge Larva

Midge Pupa

Midge Pupa

Mosquito Larva

Mosquito Larva

Mosquito Pupa

Mosquito Pupa

Rat-tailed Maggot

Rat-tailed Maggot

Soldierfly Larva

Soldierfly Larva

  

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