Glossary: pseudotympanum
Translucent, triangular area in the humeral region, behind the opercle, without muscle and where the anterior part of the gas bladder is in direct contact with the skin.
It is hypothesised to function as a hearing aid in many juvenile characoids and is present in adults of certain species, notably members of the family Cheirodontidae.
Product reviewers wanted
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6th Sep 2020
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I would be interested in reviewing products. Before retiring I was a technical writer and managed a Quality Management Program.
30th Aug 2020
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I'm interested and can write reviews from the perspective of someone new to the hobby. I'm only 3-4 months in, but hopefully I can help someone that's...
23rd Aug 2020
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I’m interested in doing this if there is still availability, it sounds like fun! Thanks
19th Aug 2020
Barbodes semifasciolatus – Golden Barb* (Barbus sachsii, Puntius schuberti)
I simply had a question (please forgive if this is not allowed, I read the FAQ but I was not sure). I was wondering if there is any evidence of offsp...
12th Aug 2020