Oystercatcher - single bird in flight, landed on one of the islands.
Sparrowhawk - male low in flight over water.
Greylag goose -7 birds on the pit.
Skylark - bird singing over nearby field, a second bird in flight, dropping onto field.
Cormorant - sightings of 3 birds and 2 birds in flight.
Goldfinch - 2 birds chasing each other in mating style.
Sand martin - several feeding over pit briefly.