FinsHQ Encyclopedia

Fish & Livestock

Care guides for freshwater fish, marine species, and invertebrates — including water parameters, tank requirements, and where to buy.

6,160 species

beginner

Lyretail Molly Gold

Poecilia sphenops (hybrid variety)

8 cm100 L2428°C
beginner

Lyretail Molly Silver

Poecilia sphenops (cultivated variety)

10 cm80 L2228°C
intermediate

Maas' Spiketail Loach

Vaillantella maassi

12 cm100 L2226°C
advanced

Machaca

Brycon guatemalensis

50 cm1500 L2228°C
Intermediate

Macrobrachium assamense Assam River Prawn

Macrobrachium assamense

10 cm80 L2026°C
Beginner

Macrobrachium lanchesteri Ricefield Prawn

Macrobrachium lanchesteri

5 cm40 L2228°C
Intermediate

Macrobrachium nipponense Oriental River Prawn

Macrobrachium nipponense

8 cm80 L1528°C
Intermediate

Macrobrachium rosenbergii Giant Freshwater Prawn

Macrobrachium rosenbergii

32 cm200 L2430°C
intermediate

Macrolepidotus Chalceus

Chalceus erythrurus

25 cm400 L2429°C
advanced

Macropharyngodon meleagris 'Leopard Wrasse'

Macropharyngodon meleagris

15 cm200 L2427°C
expert

Macropharyngodon ornatus Ornate Leopard Wrasse

Macropharyngodon ornatus

12 cm250 L2326°C
advanced

Macrophthalma Pike Cichlid

Crenicichla macrophthalma

20 cm200 L2428°C
advanced

Macropleurodus bicolor

Macropleurodus bicolor

17 cm250 L2227°C
beginner

Macropodus opercularis 'Paradise Fish'

Macropodus opercularis

10 cm60 L1528°C
intermediate

Macropterus Cory (Scleromystax macropterus)

Scleromystax macropterus

8 cm120 L1823°C
intermediate

Macrostigma Pike Cichlid

Crenicichla macrostigma

22 cm220 L2428°C
intermediate

Macrostoma Cichlid

Tyrannochromis macrostoma

35 cm500 L2428°C
advanced

Macrostoma Squeaker

Synodontis macrostoma

35 cm400 L2227°C
advanced

Maculatus Checkerboard Cichlid

Dicrossus maculatus

7 cm60 L2630°C
advanced

Maculipinnis Killifish

Rachovia maculipinnis

6 cm60 L2228°C
intermediate

Mad Barb

Leptobarbus hoevenii

30 cm300 L2228°C
beginner

Madagascar Bedotia

Bedotia madagascariensis

9 cm100 L1825°C
advanced

Madagascar Killifish

Pachypanchax omalonotus

8 cm60 L2026°C
intermediate

Madagascar Rainbowfish

Bedotia madagascariensis

9 cm100 L1824°C
advanced

Magdalena River Stingray

Potamotrygon magdalenae

40 cm450 L2228°C
beginner

Magenta Dottyback (Pseudochromis porphyreus)

Pseudochromis porphyreus

6 cm80 L2327°C
advanced

Magnificent Brazilian Killifish

Simpsonichthys magnificus

6 cm30 L2226°C
intermediate

Magnum Pleco L047

Baryancistrus sp. L047

35 cm300 L2630°C
beginner

Magoi Black Carp Small

Cyprinus carpio

100 cm2000 L425°C
advanced

Mahachai Betta

Betta mahachaiensis

6 cm40 L2428°C
advanced

Mahachai Betta (Betta mahachaiensis)

Betta mahachaiensis

6 cm40 L2428°C
intermediate

Mahecola Barb

Puntius mahecola

7 cm80 L2025°C
beginner

Mahnert's Tetra (Hemigrammus mahnerti)

Hemigrammus mahnerti

3.5 cm60 L2428°C
intermediate

Maiden Goby (Valenciennea puellaris)

Valenciennea puellaris

18 cm150 L2428°C
beginner

Maingano Cichlid

Melanochromis cyaneorhabdos

10 cm200 L2328°C
advanced

Makue Tometes

Tometes makue

50 cm1000 L2428°C
beginner

Malabar Danio

Devario malabaricus

10 cm120 L2026°C
beginner

Malabar Devario

Devario malabaricus

10 cm120 L2226°C
intermediate

Malabar Hillstream Loach

Bhavania australis

8 cm80 L2026°C
intermediate

Malabar Spiny Eel

Mastacembelus malabaricus

45 cm160 L2228°C
advanced

Malagasy Freshwater Puffer

Tetraodon cf. lineatus

30 cm300 L2226°C
intermediate

Malagasy Rainbowfish

Bedotia geayi

10 cm100 L1824°C
intermediate

Malaisse's Nothobranch

Nothobranchius malaissei

5.5 cm40 L2226°C
intermediate

Malawa Shrimp

Caridina spinata

2.5 cm30 L2430°C
intermediate

Malawi Eye-biter

Dimidiochromis compressiceps

25 cm400 L2428°C
Intermediate

Malawi Haplochromis Electric Blue Ahli Male

Sciaenochromis fryeri

20 cm200 L2428°C
intermediate

Malawi Peacock Assorted

Aulonocara spp.

18 cm250 L2428°C
intermediate

Malawi Squeaker

Synodontis njassae

18 cm200 L2428°C
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