Tuesday, June 25, 2019

Golden Dragonflies

One of the highlights of our visit to Canada was that the ponds, creeks and cut off meanders of the Blaeberry River near Golden in British Columbia were home to a mass of dragon- and damselflies.

I don't think I have ever seen so many of these fascinating beasts skimming across the water. This smart individual is a male belted whiteface (Leucorrhinia proxima) while....

....here a pair of belted whitefaces form a 'wheel' as they mate.

The most common species in the area at this time of year seems to be the boreal whiteface (Leucorrhinia borealis)....

....the female being almost identical to the male except she uses a browny-yellow in place of his brilliant scarlet patches.

Her colour was picked up by this common species, the four-spotted skimmer (Libellula quadrimaculata).

Nor was the area short of damselflies, of which this one, the northern bluet (Enallagma annexum), was the most striking and common. By contrast....

....I have struggled to identify this damselfly, partly because I only managed one picture of it, with many of its features hidden. Its distinctive grey eyes suggest it may be a powdered dancer, Argia moesta. Does it matter?

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