An insufficient field-experience reduces signal crayfish (Pacifastacus leniusculus Dana, 1852) catches and decreases the effectiveness of management - Dana, Elias D.; Garcia-de-Lomas, Juan; Garcia-Ocana, David M.; Gamez, Vanesa; Ceballos, Guillermo (REVISTA DE SOCIEDAD GADITANA DE HISTORIA NATURAL, 2016)