The body of the Blackeye goby (Rhinogobiops nicholsii) is usually a light beige to olive in color with darker spots and mottling. The body coloration and its spots can change…
Many aquarists who encounter this species in pet stores are unaware that an engaging inch-long juvenile can quickly grow over a foot in length, devouring any size-appropriate tank mates in…
Described for science in 1903, this species was imported by the Umlauff Pet Store in Hamburg, Germany in 1904, making it one of the earliest cichlids kept in aquariums. Despite…
The "false eye" on the flanks of this fish is much larger than the real one in its head. This is a classic example of a distraction pattern which misleads…
While many angelfish have broad ranges in the Pacific or Atlantic, others are found in only a few locations. One of the more famous is this beautiful species, named for…
In contrast to many other angelfish, which live in pairs, swallowtail angels, in the genus Genicanthus live like fairy basslets, with a dominant male guarding a harem of females. As…
Named for its profile reminiscent of a French military cap, this fish is also known as the Humphead, and Maori wrasse (for its intricate cheek designs that look tattooed), and,…
Like other fairy basslets, the Carberryi or Threadfin anthias lives in small schools composed of a dominant male and his harem of females. This species is found only in the…
Like toucans and macaws, this fish has become a quintessential symbol of the Tropics, appearing as all sorts of kitschy souvenirs and "decorations". It is often seen on postcards from…
Many of the 80 or so members of the tang and surgeonfish family have wide ranges across tropical seas, but this uniquely spotted species is restricted to Madagascar, the nearby…