Blue Face Angelfish size:Small Usually the Two Spot Goby

Usually the Two Spot Goby feeds off the bottom sifting through the sand for food

including high-quality pellets

The pH electrode uses a unique reference cell design that utilizes an extractable cloth junction

Say goodbye to old-fashion magnesium titration test kits

you can place the ReefMat anywhere you want in your sump that has the space available

Blue Face Angelfish size:Small Usually the Two Spot GobyReferred to variously as the Blueface, Yellowface, or Yellowmask Angelfish, the adult and juvenile Blueface Angelfish differ markedly in coloration. As a juvenile, the body is covered with alternating vertical stripes of black, white, and sapphire blue. Upon growing to approximately five inches, the juvenile begins to morph into its adult coloration of pale yellow with bluish scales and a bright yellow pectoral fin. It has a mottled blue face with