Yes, they can be aggressive sometimes but it appears to heavily depend on circumstances and tank mates. Here is a data sheet Aquaculture (Chris Johnson) put together - the photos are of his and my fish: http://www.planetcatfish.com/catelog/species.php?species_id=4430
Here is a good thread. See the links provided inside it too. http://www.monsterfishkeepers.com/f...eirus-longibarbus-info&highlight=TSN+Leiarius
http://www.monsterfishkeepers.com/f...uot-beauty-quot-hybrid&highlight=TSN+Leiarius
http://www.monsterfishkeepers.com/f...arble-pim-X-TSN-hybrid&highlight=TSN+Leiarius
Here is a good thread. See the links provided inside it too. http://www.monsterfishkeepers.com/f...eirus-longibarbus-info&highlight=TSN+Leiarius
http://www.monsterfishkeepers.com/f...uot-beauty-quot-hybrid&highlight=TSN+Leiarius
http://www.monsterfishkeepers.com/f...arble-pim-X-TSN-hybrid&highlight=TSN+Leiarius