Also known simply as featherfin catfish. Featherfin squeakers are called such due to their ability to make noises to communicate with one another and also for their high feather-like fin which is valued by many hobbyists.Wild specimens can grow to a length of 30.0 centimetres (11.8 in) SL.eatherfin squeakers are called such due to their ability to make noises to communicate with one another and also for their high feather-like fin which is valued by many hobbyists. Wild specimens can grow to a length of 30.0 centimetres (11.8 in) SL.