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
- Beetles
- Caddisflies
- Caterpillar
- Crustaceans
- Dobsonflies & Alderflies
- Dragonflies & Damselflies
- Flatworm
- Mayflies
- Mollusks
- Nematode
- Segmented Worms
- Springtail
- Stoneflies
- True Bugs
- True Flies
Arachnids
Chigger | Deer Tick Female | Deer Tick Male |
Fishing Spider |
Beetles
Crawling Water Beetle | Crawling Water Beetle Ventral Detail | Predaceous Diving Beetle |
Predaceous Diving Beetle Larva | Riffle Beetle | Riffle Beetle Larva |
Water Penny | Water Scavenger Beetle | Water Scavenger Beetle Larva |
Whirligig Beetle | Whirligig Beetle Larva |
Caddisflies
Caddisfly | Caddisfly Larva |
Caterpillar
Caterpillar |
Crustaceans
Aquatic Sowbug | Clam Shrimp | Crayfish |
Crayfish Outline | Fairy Shrimp | Rusty Crayfish |
Rusty Crayfish Labeled | Scud | Seed Shrimp |
Dobsonflies & Alderflies
Alderfly | Alderfly Larva | Dobsonfly Female |
Dobsonfly Male | Dobsonfly Larva |
Dragonflies & Damselflies
Damselfly | Damselfly Outline | Damselfly Larva |
Damselfly Larva Flipped | Dragonfly | Dragonfly Labeled |
Dragonfly Unlabeled | Dragonfly Larva | Dragonfly Larva Labeled |
Dragonfly Larva Outline | Incomplete Metamorphosis Labeled | Incomplete Metamorphosis Unlabeled |
Flatworm
Flatworm |
Mayflies
Mayfly | Mayfly Larva | Mayfly Larva Outline |
Mollusks
Fingernail Clam | Freshwater Mussel | Freshwater Mussel Outline |
Freshwater Mussels Photo | Gilled Snail Shell | Mussel Anatomy |
Freshwater Mussel Life Cycle | Orb Snail Shell | Pouch Snail Shell |
Snail Shell Outline | Zebra Mussel | Zebra Mussel Photo |
Nematode
Nematode |
Segmented Worms
Horsehair Worm | Leech Dorsal View | Leech Ventral View |
Tubifex Worm |
Springtail
Springtail |
Stoneflies
Stonefly Adult | Stonefly Larva |
True Bugs
Backswimmer | Giant Waterbug | Marsh Treader |
Water Boatman | Water Scorpion: Nepa | Water Scorpion: Ranatra |
Water Strider | Water Strider Outline |
True Flies
Blackfly Larva | Complete Metamorphosis Labeled | Complete Metamorphosis Unlabeled |
Cranefly | Cranefly Larva | Horsefly Larva |
Midge | Midge Larva | Midge Pupa |
Mosquito Larva | Mosquito Pupa | Rat-tailed Maggot |
Soldierfly Larva |