TAAM Rio Plus Pump & Powerhead nozzle During use some sessile invertebrates

During use some sessile invertebrates will retract for the first several hours

There is a large black blotch on the top of the head that sometimes covers the eyes as well

They can be territorial and males will be aggressive towards their own species

Their mouths face downward and are surrounded by a few barbels

They have two barbels extending from their nose and large eyes

TAAM Rio Plus Pump & Powerhead nozzle During use some sessile invertebratesThe new and improved Rio Plus Aqua Pumps and Powerheads provide versatile water pump system designed with high efficiency and reliability at lower cost. Designed with next generation magnetic rotor technology and new impeller with ceramic bearing and shaft the Rio Plus Aqua Pumps and Powerheads offer the best high performance solution in the aquarium industry. Versatile: water circulation, sump pumps, fountains, protein skimmers. One of the most