Chinese Hillstream loaches are algae-feeding on bottom feeders who use their specialised, modified fins to “suction” on to the tank glass and crawl along, feeding as they go. They have a fascinating yellow and black coloration and fairly resemble plecos and other bottom feeders. These shy fish tend to hide https://pearlaquatics.my/4-things-to-check-before-approaching-an-online-aquarium-store/