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

intermediate

Moonlight Gourami

Trichogaster microlepis

15 cm120 L2530°C
beginner

Morrow's Whiptail Catfish

Rineloricaria morrowi

12 cm60 L2327°C
advanced

Mortenthaleri Pencilfish

Nannostomus mortenthaleri

3.5 cm40 L2327°C
beginner

Mosaic Cory

Corydoras concolor

5.5 cm80 L2226°C
advanced

Mosaic Dwarf Cichlid

Ivanacara adoketa

8 cm80 L2529°C
intermediate

Mosaic Pleco L240

Hypancistrus sp. L240

10 cm80 L2630°C
beginner

Moscow Blue Female Guppy

Poecilia reticulata var.

6 cm60 L2228°C
beginner

Moscow Blue Guppy Male

Poecilia reticulata

5 cm60 L2228°C
beginner

Moscow Green Guppy Male

Poecilia reticulata

5 cm60 L2228°C
beginner

Moscow Purple Guppy Male

Poecilia reticulata

5 cm60 L2228°C
intermediate

Mosquito Rasbora

Boraras brigittae

2 cm20 L2228°C
Mosquito Rasbora (Boraras urophthalmoides)
MODERATE

Mosquito Rasbora (Boraras urophthalmoides)

Boraras urophthalmoides

2 cm30 L2228°C
beginner

Mosquitofish

Gambusia affinis

6 cm40 L1030°C
beginner

Mosquitofish (Gambusia affinis)

Gambusia affinis

6 cm100 L826°C
beginner

Moss Green Tiger Barb

Puntigrus tetrazona var. (moss green)

7 cm80 L2226°C
advanced

Mosura Crystal Red Shrimp

Caridina cf. cantonensis

3 cm20 L2024°C
advanced

Moth Catfish

Hara jerdoni

4 cm40 L1624°C
advanced

Motoro Stingray

Potamotrygon motoro

100 cm700 L2428°C
advanced

Motoro Stingray Potamotrygon motoro

Potamotrygon motoro

50 cm500 L2428°C
advanced

Motoro x Leopoldi Hybrid Stingray

Potamotrygon motoro x leopoldi

50 cm600 L2428°C
intermediate

Mottled Ctenopoma

Ctenopoma oxyrhynchum

10 cm100 L2328°C
beginner

Mottled Loach

Acanthocobitis urophthalmus

8 cm60 L2226°C
advanced

Mottled River Stingray

Potamotrygon tatianae

42 cm500 L2428°C
intermediate

Mouth-brooding Betta (Betta pugnax)

Betta pugnax

9 cm60 L2327°C
advanced

Mouthbrooder Apisto

Apistogramma sp. 'Maulbruter'

7 cm60 L2529°C
intermediate

Mouthspot Cory

Corydoras osteocarus

4.5 cm60 L2327°C
intermediate

Mpimbwe Frontosa

Cyphotilapia frontosa

35 cm500 L2427°C
intermediate

Mucipu Tetra

Creagrutus mucipu

5 cm80 L2226°C
beginner

Mud Spiny Eel

Macrognathus aral

40 cm130 L2228°C
intermediate

Mud Sunfish

Acantharchus pomotis

22 cm150 L824°C
advanced

Mudskipper

Periophthalmus barbarus

18 cm200 L2430°C
beginner

Multi Delta Guppy Male

Poecilia reticulata var.

5 cm60 L2228°C
beginner

Multi-banded Tetra

Hollandichthys multifasciatus

7 cm120 L2226°C
advanced

Multi-Pore Linckia Star

Linckia multifora

15 cm150 L2327°C
beginner

Multi-spotted Cory

Corydoras multimaculatus

4 cm60 L2025°C
intermediate

Multibar Pygmy Angelfish (Centropyge multispinis)

Centropyge multispinis

14 cm150 L2227°C
intermediate

Multibarred Coral Goby (Gobiodon rivulatus)

Gobiodon rivulatus

5 cm80 L2428°C
beginner

Multicolor Fancy Betta Male

Betta splendens

7 cm20 L2430°C
beginner

Multifasciatus Shell Dweller

Neolamprologus multifasciatus

4 cm40 L2427°C
intermediate

Multifasciatus Stream Loach

Schistura multifasciata

7 cm60 L1825°C
intermediate

Multispinosa Pike Cichlid

Crenicichla multispinosa

22 cm220 L2228°C
easy

Mummichog

Fundulus heteroclitus

15 cm80 L1028°C
beginner

Muraena Kuhli Loach

Pangio muraeniformis

14 cm60 L2429°C
beginner

Murray River Rainbowfish

Melanotaenia fluviatilis

9 cm100 L1526°C
intermediate

Mustard Spot Pleco L069

Hemiancistrus sp. (L069)

22 cm180 L2529°C
intermediate

Mustelinus Heptapterus

Heptapterus mustelinus

18 cm150 L1824°C
intermediate

Myanmar Badis

Dario hysginon

3 cm20 L2026°C
beginner

Myer's Hoplo Catfish

Lepthoplosternum pectorale

14 cm120 L1828°C
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