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Look for the description of the species at the bottom of the page.
Female 4.5 to 9 mm.
Abdomen brown with a yellow-green with brown and white outlined cardiac mark, white sides and two rows of white spots.
Carapace yellow-green with two dark green longitudinal stripes, a dark green tuning fork-shaped pattern on top and white bands along the side.
Legs and palps greenish.
Male 4 to 8.5 mm.
Markings and colours almost identical to the female.
Open areas at still and slowly running water.
Common in the whole of Europe.
Female all year. Male spring, summer and autumn.