Wilstone Reservoir Claimed

Wilstone Reservoir is the largest of the quartet at 119 acres (48 ha). Built in 1802, it is up to 18 feet (5.5 m) deep and has a capacity of 240 million imperial gallons (1.1 Gl).

Wilstone reservoir supplies water to the Wendover arm of the Grand Union Canal. Startops End Reservoir, built in 1817, is much smaller at 26 acres (11 ha); Marsworth Reservoir, built in 1806, is 24 acres (9.7 ha); and the smallest, Tringford Reservoir, was built in 1816.

There is an extensive network of public footpaths and canal towpaths.

Wilstone Reservoir is a very important wildfowl sanctuary, and many rare species dwell here, as well as on the other three reservoirs. These include Atlantic Canada geese, bittern, blackcap, black-headed gull, black-necked grebe, black-tailed godwit, black tern, blue tit, Cetti's warbler, common chiffchaff, corn bunting, common crane, common sandpiper, common scoter, common snipe, common teal, common tern, coot, curlew, curlew sandpiper, dunlin, dunnock, Egyptian geese, Eurasian wigeon, gadwall, garden warbler, garganey, great crested grebe, great spotted woodpecker, green sandpiper, greenshank, green woodpecker, grey heron, greylag geese, hobby, jay,