As you venture out on to the reserve, the soundscape subtly changes depending on where you are, the reed, sedge and grasshopper warblers
can be heard from the reedbeds, and over the grassland the lapwings, curlews and oystercatcher lend their voices to the choir.
RSPB Conwy's Great White Egret has been seen again, with a Marsh Harrier a surprise visitor here on Saturday evening and several Grasshopper Warblers
giving their continuous buzzing song from the reedbeds.
It's been a long time coming, and despite having seen various vulnerable species such as water voles, grasshopper warblers
and otters thrive in the area due to our work, discovering that bitterns nested in Wales for the first time in 32 years on our reserve really was the icing on the cake.
Bardsey Island Bird Observatory (now on Twitter @bardseyobs) had several 'falls' of warblers last week, including 200 willow warblers on Saturday and 18 grasshopper warblers
Willow warblers, grasshopper warblers
, blackcaps, whitethroats.
Then in spring, the open areas come alive with skylarks, meadow pipits, grasshopper warblers
, cuckoo, curlew and snipe.
are dark brown, spotted with black on their backs and wings and have black streaks on their breasts and under their long, pointed tails.
A big fall of migrants on Bardsey included almost 700 Willow Warblers and over 250 Wheatears, while Grasshopper Warblers
were spread widely across the region.
An orchestra of willow and grasshopper warblers
, blackcaps, reed and garden warblers, chiffchaffs, sedge warblers and whitethroats compete for their fair share of audio coverage among all the other bird life.
The first grasshopper warblers
have been seen on north Anglesey and Bardsey, but the other wetland migrants are slow to arrive, with only the Bardsey bird observatory reporting sedge warblers.
The WWT reserve is home to the rare scarlet tiger moth and has populations of at least seven UK Biodiversity Action Plan (BAP) priority bird species, including grasshopper warblers
The Springwatch team will also be staking out the rivers, Packham waterfalls and freshwater ponds in and around Ynys-hir, hoping to follow dippers, kingfishers, sedge, reed and grasshopper warblers