morphology of a perch ![click to hear : morphology of a perch](/images/speaker-vert.gif)
äußere Merkmale eines Flußbarschs ![click to hear : äußere Merkmale eines Flußbarschs](/images/speaker.jpg)
scale ![click to hear : scale](/images/speaker-vert.gif)
Schuppe ![click to hear : Schuppe](/images/speaker.jpg)
anal fin ![click to hear : anal fin](/images/speaker-vert.gif)
Afterflosse ![click to hear : Afterflosse](/images/speaker.jpg)
caudal fin ![click to hear : caudal fin](/images/speaker-vert.gif)
Schwanzflosse ![click to hear : Schwanzflosse](/images/speaker.jpg)
lateral line ![click to hear : lateral line](/images/speaker-vert.gif)
Seitenlinie ![click to hear : Seitenlinie](/images/speaker.jpg)
soft ray ![click to hear : soft ray](/images/speaker-vert.gif)
Weichstrahl ![click to hear : Weichstrahl](/images/speaker.jpg)
pelvic fin ![click to hear : pelvic fin](/images/speaker-vert.gif)
Bauchflosse ![click to hear : Bauchflosse](/images/speaker.jpg)
pectoral fin ![click to hear : pectoral fin](/images/speaker-vert.gif)
Brustflosse ![click to hear : Brustflosse](/images/speaker.jpg)
operculum ![click to hear : operculum](/images/speaker-vert.gif)
Kiemendeckel ![click to hear : Kiemendeckel](/images/speaker.jpg)
maxilla ![click to hear : maxilla](/images/speaker-vert.gif)
Oberkiefer ![click to hear : Oberkiefer](/images/speaker.jpg)
mandible ![click to hear : mandible](/images/speaker-vert.gif)
Unterkiefer ![click to hear : Unterkiefer](/images/speaker.jpg)
nostril ![click to hear : nostril](/images/speaker-vert.gif)
Nasenöffnung ![click to hear : Nasenöffnung](/images/speaker.jpg)
premaxilla ![click to hear : premaxilla](/images/speaker-vert.gif)
vorderer Oberkiefer ![click to hear : vorderer Oberkiefer](/images/speaker.jpg)
spiny ray ![click to hear : spiny ray](/images/speaker-vert.gif)
Flossenstrahl ![click to hear : Flossenstrahl](/images/speaker.jpg)