Fig. 1 a–fFrom: Growth characteristics and morphology of Paramoeba perurans from Atlantic salmon Salmo salar L. and ballan wrasse Labrus bergylta in NorwayMorphology of locomotive Paramoeba perurans in hanging drop preparations. Paramoeba perurans with Perkinsela-like organisms (parasomes) of greatly increased size (a, b). Paramoeba perurans with two parasomes (c–f). Scale bars represent 10 µm. a Isolate 1; b isolate 7; c isolate 8; d isolate 3; e, f isolate 2Back to article page