Life-cycle of Bothriocephalus claviceps, a specific parasite of eels

anguila anguille bothriocephalus cestoda cestode infections copepoda desarrollo embrionario developmental stages eels embryonic development enfermedades de los peces etapas de desarrollo experimental infection fish diseases fishes freshwater fishes hatching helminthe helminthose helminthoses helminths helmintiasis helmintos hosts intermediate hosts larvae larvas larve maladie des poissons ova ovule peces peces de agua dulce perca perch perche poecilia poecilia reticulata poisson (animal) poisson d'eau douce temperatura temperature