The second ever yellow-browed warbler - four years after the first - was the highlight of September which also saw the long overdue appearance of great egrets this year. Cattle egret, tree Pipit…

September often turns out to be the best birding month of the year here. Although we say goodbye to many of our breeding birds, winter birds are returning throughout the month, and passage…

August is a month where the emphasis here is on migration. Birds which are only here for the breeding season are starting to depart, and birds which just spend the winter here are starting to…

All-too-brief visits by ruddy shelduck - perhaps the first record for 20 years - and cattle egrets were the highlights of an otherwise disappointing month. While a good range of waders moved…

The return appearance of little owls, the first ruff for seven years and a one night visit by a probable night heron were the highlights of another good month. July also saw garden warbler…

Typical features of July here are the tail-end of the breeding season, the return of some of our winter resident birds, and increasing hope of passage migrants as the month goes on.

June is a month which is all about breeding. Towards the end of the month thoughts start to turn towards early autumn migrants, and although some interesting birds do turn up in London every year…

The first knot for six years - and perhaps the first ever in summer - was the highlight of a month which is good enough to merit its own round-up rather than merging it as usual with July.…

A strong passage of black terns and tame sanderling and turnstones were the May highlights at the Wetlands. The month also saw cuckoo, hobby and ringed plover added to the year list while the good…

May here is generally a month of two halves. The tail-end of the spring migration period dominates the first half of the month, with passage migrants likely and the last of our summer breeding…