All photos are copyright Jesper Johnsen Pedersen

Platycnemis pennipes

Fjerbenet Vandnymfe

July 15, 2012
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The pale blue males, showing off their white legs to each other, are a familiar sight along rivers and calm streams in large parts of Europe. Here, it is often the only Platycnemis and is easily recognised as being the only small damselfly with a wide head and feather-like legs.


Total: 35-37 mm.
Abdomen: 27-31 mm.
Hindwing: 19-23 mm.


Characteristic of floodplains, dominant on oxbows, rivers and open stretches of streams. Also lakes and a wide range of man-made habitats such as canals, gravel-pits and fish-ponds. The larvae are well adapted to occur with fish. In the north-west almost confined to flowing waters.

Flight Season

From start May to August. Most abundant in June and July.

Range and Status

Rare in Denmark.


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