A male Aulonocara macrochir trawled in the southeast arm of Lake Malawi. The members of this genus all have greatly inflated sensory canals in the head; this part of the lateral line system (present in all cichlids but not so enlarged in most of them) presumably enables very sensitive reception of vibrations. Photo copyright © 1997 by M. K. Oliver.
|Last Update: 31 May 2000
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