Gyrinocheilus aynomieri or Siamese algae eater. This fish is not from the Amazon region. Due to a lot of algae 5 of these fish are temporarily staying in the tank. They really eat a lot of algae, especially from the leaves of the plants.

Gyrinocheilus aynomieri

Gyrinocheilidae, Gyrinocheilinae

Habitat: Asia (Thailand)
Length: up to 8,7 inch (22 cm)
Temperature: 68-81 °F (20-27°C)
pH: n/a
DH: n/a