They have skin like sandpaper and can be fascinating and entertaining masters of disguise. Dave Wolfenden spotlights the filefish.
One of the most overlooked groups of fish in the marine hobby has to be the filefish. Many believe them too sensitive to be maintained successfully and some species are definitely unsuitable for aquarium life. Yet several are worth considering, providing you know their requirements and are aware of potential pitfalls.
Filefish, also known as the leatherjackets, closely resemble triggers and puffers, with features common to both groups.