Marine & reef
The bright marine fish of coral reefs, with pictures
Marine · 8-11 cm · Semi-aggressive
Orange-and-white reef fish that shelters unharmed among the stinging tentacles of sea anemones.
Photo: Nick Hobgood · CC BY-SA 3.0
Marine · 25-30 cm · Semi-aggressive
Bright blue reef surgeonfish with a scalpel-like spine near its yellow tail.
Photo: Holger Krisp · CC BY 3.0
Marine · up to 20 cm · Semi-aggressive
A bright yellow surgeonfish of the Pacific reefs, common in Hawaiian waters.
Photo: Luc Viatour · CC BY-SA 3.0
Marine · 6-8 cm · Peaceful
Small, vividly patterned reef dragonet from the Pacific; famously hard to feed.
Photo: Luc Viatour · CC BY-SA 3.0
Marine · up to 8 cm · Peaceful
A small Caribbean reef fish that is purple at the front and yellow at the rear.
Photo: H. Zell · CC BY-SA 3.0
Marine · up to 10 cm · Semi-aggressive
A bright red-orange dwarf angelfish with dark vertical bars, from central Pacific reefs.
Photo: Andreas März from Darmstadt, Germany · CC BY 2.0
Marine · up to 10 cm · Semi-aggressive
A small dwarf angelfish with a deep blue body flushed with orange, from Indo-Pacific reefs.
Photo: Rickard Zerpe · CC BY 2.0
A boldly striped Indo-Pacific reef angelfish with orange, white, and blue bands.
Photo: Diego Delso · CC BY-SA 4.0
A large reef angelfish; adults have horizontal blue-and-yellow stripes across the body.
Photo: Diego Delso · CC BY-SA 4.0
Marine · up to 8 cm · Community
A small blue-green schooling damselfish of Indo-Pacific reefs.
Photo: Philippe Bourjon · CC BY-SA 4.0
Marine · up to 9 cm · Peaceful
A dartfish with a white-to-red gradient body and a tall first dorsal fin, from Indo-Pacific reefs.
Photo: Sean McGrath from Saint John, NB, Canada · CC BY 2.0
Marine · up to 20 cm · Peaceful
A white reef butterflyfish crossed by copper-orange bands and a false eyespot near the tail.
Photo: BS Turner Hof · Public domain
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The bright marine fish of coral reefs, with pictures — browse the full picture A–Z, search any name, and see care notes for the popular fish.