Saturday, 15 August 2009

Blue-tailed Damselfly

I parked on the piece of rough road-side land near the entrance to Bank's Pond and reached for my dragon and damselfly field guide. Thumbing through its pages, I found the section describing the Blue-tailed damselfly, one of my targets for the day, and read it again to refresh my memory. "So that's clear: Smaller than an Emerald, glossy black abdomen with a bright blue section eight, top of thorax striped blue and black". My mind was focused ... or so I thought.

Helpfully, ST had left a message following my first visit to the Pond: "I have only found the Blue-tails around the larger pond, on the road-side edge", he had written, so that was where I headed first. After a short time, I came across one, was very excited, took lots of pictures, moved on, found another and took more pictures. Later, while having my picnic lunch back at the car, I opened the field guide to check the points against my pictures. I had taken many very nice pictures. Unfortunately, the Blue-tailed damselfly in every one of them was an Emerald!

How could I have been so confused? Who can tell? I was reminded of an incident many years ago when a very loud lady in a small bird-watching party shouted big white seagull coming towards us and everyone looked away from the rare-ish winter visitor we had been watching to see a Mute Swan flying westwards. I hoped things couldn't be that bad.

Despite this set-back, I started the afternoon in a positive frame of mind. Returning to the Pond, I followed my morning route and was soon rewarded with a male Blue-tail; an actual Blue-tail this time (I checked all the points). It was almost hidden amongst the pond-side vegetation and in tandem with a mature infuscans female. Stepping daintily upwards through the undergrowth, the two eventually perched on a rush and as I watched, they joined in a copulation wheel. The picture records the scene ... and this new tick on my D&D list.

Blue-tailed Damselfly (Ischnura elegans)

2 comments:

  1. Well done on the 'tick' Emma, and a great shot too, both male and female.
    Love that little story about the 'loud' woman lol

    ReplyDelete
  2. Very entertaining post. ;-) And great shot of the pair.

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Hello and thank you for visiting my Northumberland Naturalist blog which I hope you enjoyed. Any comment, or correction to any item or identification, is most welcome. Emma

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