| the venomous toadfish thalassophryne nattereri (niquim or miquim): report of 43 injuries provoked in fishermen of salinópolis (pará state) and aracaju (sergipe state), brazil. | fishes of family batrachoididae are responsible for great number of injuries in fishermen in north and northeast regions of brazil. the genus thalassophryne presents various venomous species of fishes found in the brazilian coast, t. nattereri being the most common of them. the venom is ejected through two hollow spines on the dorsal fin and two on pre-opercular regions, which present a venomous gland in the base and can be erected or depressed by the fish. the manifestations of the envenoming w ... | 2004 | 14502351 |