Dictionary of Ichthyology
dip-net = a bag-shaped net held open by a square or rounded frame on the end of a long pole. Used to scoop fish from the water, either on small scale in streams or ponds or commercially from large catches. Also called scoop or scoop net (a large, triangle-framed net on the Gholab Ghir River, Gilan, Iran, 5 June 1978 used to catch Chalcalburnus chalcoides and Vimba vimba).