A big concentration of 180 Tufted Duck, 23 Common Teal and 64 Mallard were unexpected on No.6 tank and were obviously birds from the River Weaver.
A Yellow Wagtail was over No.6 tank while a male Marsh Harrier was noted on No.4 tank.
Typically for this time of year were several species of butterfly on the wing including this not so scarce Small Tortoiseshell.
Observer & images: Tony Broome.