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Masked Triggerfish
(Sufflamen fraenatum)
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Masuda's Hogfish
(Bodianus masudai)
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Masuda's Hogfish
(Bodianus masudai)
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Mauritius Mystery Wrasse
(Pseudocheilinus dispilus)
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Maze Toby Pufferfish
(Canthigaster rivulata)
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McCosker's Flasher Wrasse
(Paracheilinus mccoskeri)
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McCosker's Flasher Wrasse, Male
(Paracheilinus mccoskeri)
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Medaka Black Rice Fish
(Oryzias latipes)
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Medaka Tricolor Lame Rice Fish
(Oryzias latipes)
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Medaka Youkihi Longfin Ricefish
(Oryzias latipes)
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Mertensii Butterflyfish
(Chaetodon mertensii)
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Meteor Cardinalfish
(Apogon selas)
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Midas Blenny
(Ecsenius midas)
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Miles Lionfish
(Pterois miles)
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Millit Butterflyfish
(Chaetodon miliaris)
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Mimic Blenny
(Ecsenius gravieri)
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Mimic Eibli Tang
(Acanthurus tristis)
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Mimic Half Black Tang
(Acanthurus chronixis)
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Mimic Saddle Puffer
(Paraluterus prionurus)
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Mini Dart Goby
(Aioliops megastigma)
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Mitratus Butterflyfish
(Chaetodon mitratus)
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Molly Miller Blenny
(Scartella cristata)
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Mombasae Lionfish
(Pterois volitans)
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Monarch Damselfish
(Dischistodus pseudochrysopoecilus)
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Mono Argenteus
(Monodactylus argenteus)
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Monrovia Doctorfish Tang
(Acanthurus monroviae)
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Monsoon Fairy Wrasse
(Cirrhilabrus hygroxerus)
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Monsoon Fairy Wrasse, Male
(Cirrhilabrus hygroxerus)
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Monsoon Fairy Wrasse, Pair
(Cirrhilabrus hygroxerus)
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Monster Shrimp Goby
(Tomiyamichthys oni)