Where are Sail-fin Plecs from?

After much deliberation and consultation i now have three of these lovely catfish cruising around the bottom of my tank (ok... staying still and eating a lot, then moving... a little... then eating).

But where are they actually from?

cool :)

Your information is helping me a lot, i really am picking this up as i go along. Theirs plently of rocks, caves, and overhands for the various fish to lay claim to, so that won't be a problem.

Keep the advice coming peoples :) its all appreciated.

*edit* not actually measured the tank ...

Still trying to identify specific species, as my mother bought the fish from the local pet store who seem to take a "If it looks pretty go for it" approach to fish care.
So far i've identified 2 Labidochromis Caeruleus, a melancrhomis auratus and a Pseudotropheus Saulosi (female/juve).
The rest are ...

many thanks, looks like some good solid advice.

Just on the shoalers, the tank contains 9 Cic's at the moment, and they've settled in quite well. Would 5 Petricola's be alright (thinking waste levels here) or would that be too much in a 190L tank?

More specifcs, k.

Something that will grow to a comfortable size in a 190 litre tank, that will help clean up excess food on the tank bottom. Cic's are bloody sensitive so anything that helps keep excess food from rotting is a bonus.
Not too worried about an algae grazer, as the Cic's are quite ...

Hello to everyone, first time poster with a query regarding whats safe to keep with what :)

Recently my mother decided to keep an aquarium full of African Cichlids, specifically Malawe Cichlids (as far as i can tell). As i expected i've been assigned care and control officer of this delightful ...