Two Cetti's Warblers
are at RSPB Conwy, over which two Whooper Swans flew on Monday.
and bearded tits can be seen and heard in the reedbeds, and ducks, geese and swans visit the reserve in large numbers during the winter.
On Anglesey, RSPB Valley Lakes has recorded bittern, marsh harrier and Cetti's warblers
The reserve, which opened eight years ago and is owned and managed by Countryside Council for Wales, has already established itself as home for some of Wales' most stunning wildlife, including lapwings, Cetti's warblers
and short-eared owls.
"With the Broads being Britain's largest nationally-protected wetland, cruising from our base at Wroxham, for example, opens up a vast network of reserves, taking you from the bitterns of Barton Broad to the north, down to the wonderful waders of Berney Marshes and Breydon Water near Great Yarmouth, and further south to the hobbies, Cetti's warblers
and marsh harriers of Carlton Marshes near Lowestoft, and much else in between.
The eggs found in the raids in the Brixham area of Devon also included those of peregrine falcons, ospreys, avocets, red kites and Cetti's warblers
. Many of the eggs are protected under the Wildlife and Countryside Act.
and bearded tits can be seen and heard in the reed beds, and ducks, geese and swans visit the reserve in large numbers during the winter.
Two Cetti's warblers
have been heard at Marton Mere, but they proved too elusive as I searched in reeds that swayed, rattled and creaked in a strengthening south westerly.
The reed beds provide an important habitat for reed buntings, Cetti's warblers
and even bearded tits, and the site also accommodates many species of orchids, butterflies and dragonflies.
A society spokesman said: 'Each walk has been specially selected for its abundance of birdlife, ranging from red kites and choughs to dippers and Cetti's warblers
The booklet can be downloaded from the RSPB website or can be ordered from the society's Cardiff office on 029 2035 3000