Small animals

Water mites

Hydrachnidia

Round-bodied arachnids with eight legs, often bright red, swimming steadily through the water.

What to look for

  • Round, unsegmented body; eight legs with swimming hairs.
  • Often red, orange, green or blue.
  • Swim continuously; larvae parasitise insects.

Size in the field

Visible to the naked eye.

Where to find it

Weedy ponds and lake margins.

Clips 0

No clip of this group is on the site yet. The description above is enough to check your own observation.