Pygmy Backswimmer Plea minutissima, Water Flea and Limnephilus caddisfly larva

A few more recent pond photos today, taken in January. This particular dip turned up the first Pygmy Backswimmers in Wat Tyler Country Park, at least that I have seen. These small 3mm bugs, also known at ‘plea bugs’ (Pleidae), have only one species in the UK Plea minutissima, referred to as Plea leachi in…

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