Advanced species search
Filter by water type, tank size, compatible ranges (temperature, pH, GH, KH, salinity), size, temperament, diet, care level, swimming level, and origin. Results match when your range overlaps the species’ range.
      1,522 results found.
          
          Maroon Clownfish
Premnas biaculeatus
            
              Marine
              Tank ≥ 120 L
              Temp 24.0–28.0 °C
              pH 8.00–8.40
            
            
          Mask Julie
Julidochromis transcriptus
            
              Freshwater
              Tank ≥ 80 L
              Temp 24.0–27.0 °C
              pH 7.80–9.20
            
            
          Masked Bannerfish
Heniochus monoceros
            
              Marine
              Tank ≥ 350 L
              Temp 24.0–28.0 °C
              pH 8.00–8.40
            
            
          Masoala Rainbowfish
Bedotia masoala
            
              Freshwater
              Tank ≥ 160 L
              Temp 22.0–26.0 °C
              pH 6.50–7.50
            
            
          Maylandia estherae (Red Zebra)
Maylandia estherae
            
              Freshwater
              Tank ≥ 250 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Maylandia greshakei
Maylandia greshakei
            
              Freshwater
              Tank ≥ 250 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Maylandia red zebra
Maylandia estherae (red morph)
            
              Freshwater
              Tank ≥ 250 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          McCosker's Flasher Wrasse
Paracheilinus mccoskeri
            
              Marine
              Tank ≥ 150 L
              Temp 24.0–27.0 °C
              pH 8.10–8.40
            
            
          Medaka (Orange)
Oryzias latipes (orange)
            
              Freshwater
              Tank ≥ 35 L
              Temp 16.0–26.0 °C
              pH 7.00–8.20
            
            
          Mediterranean Killifish
Aphanius fasciatus
            
              Marine
              Tank ≥ 60 L
              Temp 12.0–24.0 °C
              pH 7.50–8.50
            
            
          Megalechis thoracata
Megalechis thoracata
            
              Freshwater
              Tank ≥ 100 L
              Temp 22.0–26.0 °C
              pH 6.00–7.50
            
            
          Melanochromis auratus
Melanochromis auratus
            
              Freshwater
              Tank ≥ 220 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Melanochromis brevis
Melanochromis brevis
            
              Freshwater
              Tank ≥ 200 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Melanochromis chipokae
Melanochromis chipokae
            
              Freshwater
              Tank ≥ 220 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Melanochromis interruptus
Melanochromis interruptus
            
              Freshwater
              Tank ≥ 200 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Melanochromis johanni
Melanochromis johannii
            
              Freshwater
              Tank ≥ 200 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Melanochromis sp. Maingano
Melanochromis cyaneorhabdos
            
              Freshwater
              Tank ≥ 200 L
              Temp 24.0–28.0 °C
              pH 7.80–8.60
            
            
          Melanotaenia parva
Melanotaenia parva
            
              Freshwater
              Tank ≥ 150 L
              Temp 24.0–28.0 °C
              pH 7.00–8.20
            
            
          Melanurus Wrasse
Halichoeres melanurus
            
              Marine
              Tank ≥ 120 L
              Temp 24.0–28.0 °C
              pH 8.00–8.40
            
            
          Metallic Blue Nemo Betta
Betta splendens
            
              Freshwater
              Tank ≥ 30 L
              Temp 24.0–30.0 °C
              pH 6.00–7.50
            
            
          Metallic Green Nemo Betta
Betta splendens
            
              Freshwater
              Tank ≥ 30 L
              Temp 24.0–30.0 °C
              pH 6.00–7.50
            
            
          