Advanced freshwater fish: M
All advanced freshwater fish whose common name starts with M, in alphabetical order. Each card links to its care guide.
22 species
Maclareni pungu
Pungu maclareni
Freshwater4.7 in (12 cm) · 53 gal (200 L)73–81°F (23–27°C)
Mad barb
Leptobarbus hoevenii
Freshwater23.6 in (60 cm) · 317 gal (1,200 L)72–82°F (22–28°C)
Malawi eyebiter
Dimidiochromis compressiceps
Freshwater9.8 in (25 cm) · 66 gal (250 L)73–82°F (23–28°C)
Malayan leaf fish
Pristolepis fasciata
Freshwater7.9 in (20 cm) · 40 gal (150 L)73–82°F (23–28°C)
Malayan lizard loach
Homaloptera parclitella
Freshwater3.9 in (10 cm) · 29 gal (110 L)70–79°F (21–26°C)
Mandor betta
Betta mandor
Freshwater2.6 in (6.5 cm) · 14 gal (54 L)72–81°F (22–27°C)
Marbled sailfin pim
Leiarius marmoratus
Freshwater39.4 in (100 cm) · 528 gal (2,000 L)72–79°F (22–26°C)
Marbled swamp eel
Synbranchus marmoratus
Freshwater39.4 in (100 cm) · 119 gal (450 L)72–82°F (22–28°C)
Marbled tandanus catfish
Tandanus tandanus
Freshwater31.5 in (80 cm) · 185 gal (700 L)61–79°F (16–26°C)
Marlier's goby cichlid
Spathodus marlieri
Freshwater3.9 in (10 cm) · 42 gal (160 L)75–81°F (24–27°C)
Masked dwarf cichlid
Apistogramma personata
Freshwater2.6 in (6.5 cm) · 16 gal (60 L)77–84°F (25–29°C)
Mbu puffer
Tetraodon mbu
Freshwater26.4 in (67 cm) · 396 gal (1,500 L)75–82°F (24–28°C)
Mekong lizard loach
Homaloptera confuzona
Freshwater3.2 in (8.2 cm) · 24 gal (90 L)70–81°F (21–27°C)
Mekong tiger perch
Datnioides undecimradiatus
Freshwater15.7 in (40 cm) · 119 gal (450 L)75–82°F (24–28°C)
Mendez's dwarf cichlid
Apistogramma mendezi
Freshwater2 in (5 cm) · 16 gal (60 L)79–86°F (26–30°C)Midas betta
Betta midas
Freshwater2.6 in (6.6 cm) · 20 gal (75 L)72–82°F (22–28°C)
Midas cichlid
Amphilophus citrinellus
Freshwater13.8 in (35 cm) · 79 gal (300 L)70–79°F (21–26°C)
Mikolji's oscar
Astronotus mikoljii
Freshwater11.4 in (29 cm) · 132 gal (500 L)77–86°F (25–30°C)
Miniopinna betta
Betta miniopinna
Freshwater1.1 in (2.8 cm) · 11 gal (40 L)72–81°F (22–27°C)
Monoculus peacock bass
Cichla monoculus
Freshwater27.6 in (70 cm) · 528 gal (2,000 L)77–86°F (25–30°C)
Multifilis threadfin
Polynemus multifilis
Freshwater11 in (28 cm) · 159 gal (600 L)75–84°F (24–29°C)
Mustache synodontis
Synodontis membranaceus
Freshwater18.1 in (46 cm) · 264 gal (1,000 L)73–82°F (23–28°C)
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