Article Title: | The sexual cycles of the catfish, Silurus glanis, the pike, Exox lucius, the perch, Perca fluvatilis, and the pike-perch, Lucioperca lucioperca |
Keywords: | reproductive biology, Silurus glanis, Exox lucius, Perca fluvatilis, Lucioperca lucioperca, sexual cycles, spawning ecology, Dagestan, Russia, Sander lucioperca |