. Annual report . nal organs the intestinal tract appearsseriously affected, especially the dorsal stomach wall. According to the observations of Sennebogen, who has often studiedthe Red Plague in living eels, the fins first become intensely reddened on thesurface, then isolated body spots appear, particularly in the region ofthe liver —■ at first small, point like, cherry red, hemorrhagic spots whichgradually enlarge and expand into large red spots. The dead eels soonputrefy and pollute the air. Sennebogen observes that even before theeels are quite dead the tail may be decomposed. The progre


. Annual report . nal organs the intestinal tract appearsseriously affected, especially the dorsal stomach wall. According to the observations of Sennebogen, who has often studiedthe Red Plague in living eels, the fins first become intensely reddened on thesurface, then isolated body spots appear, particularly in the region ofthe liver —■ at first small, point like, cherry red, hemorrhagic spots whichgradually enlarge and expand into large red spots. The dead eels soonputrefy and pollute the air. Sennebogen observes that even before theeels are quite dead the tail may be decomposed. The progress of the Red Plague is extremely rapid. According toSennebogen the disease develops very quickly, the afflicted animals come tothe surface, attempt to leave the ponds, become very feeble, even in thecourse of two hours the tail especially becomes completely inflexible andparalyzed, and shortly afterward death intervenes. The disease attacksparticularly the large female eels when they are about to spawn. It is. *


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectforests, bookyear1902