An airlift survey of the Welsh River Dee for the rare stonefly Isogenus nubecula Newman in January 2007

Davy-Bowker, John; Neale, Martin; Hammett, Mike; Hull, Mike

NORA

An airlift survey of the Welsh River Dee for the rare stonefly Isogenus nubecula Newman in January 2007

Davy-Bowker, John; Neale, Martin; Hammett, Mike; Hull, Mike. 2007 An airlift survey of the Welsh River Dee for the rare stonefly Isogenus nubecula Newman in January 2007. Bangor, Countryside Council for Wales, 10pp. (CCW Contract Science Report No. 793, CEH Report No. C02871/2007/1, Contract No. FC 73-01-580A) (Unpublished)