Chinese Hillstream loaches are algae-ingesting base feeders who use their specialised, modified fins to “suction” on to the tank glass and crawl alongside, feeding as they go. They have an interesting yellow and black coloration and rather resemble plecos and various base feeders. These shy fish are likely to hide https://pearlaquatics.my/4-facts-about-maintaining-your-aquarium-by-a-fish-tank-cleaner/