Gertrude's Blue Eye Rainbowfish 6 packGertrude's Blue Eye Rainbowfish are young fish, not fully colored or grown, and are unsexed, so you cant pick sizes or sexes, sorry! Pseudomugil gertrudae, or Gertrude's Blue Eye Rainbowfish, can be found in Indonesia, New Guinea, and Australia. It thrives best in large groups with an abundance of planted vegetation, making it an ideal addition to a planted aquarium with floating plants. Adult males showcase yellow and blue bodies with extended and