Fish &amp; <span class="bg-linear-to-r from-cyan-300 to-cyan-400 bg-clip-text text-transparent">Livestock

Marbled Freshwater Stingray

Potamotrygon constellata

40 cm450 L24–28°C

Marbled Hatchetfish

Carnegiella strigata

3.5 cm60 L23–28°C

MODERATE

Marbled Hatchetfish Silver (Carnegiella marthae)

Carnegiella marthae

4 cm60 L24–29°C

Marbled Lungfish

Protopterus aethiopicus

100 cm600 L25–30°C

Marbled Sailfin Catfish

Leiarius marmoratus

80 cm1500 L22–28°C

Marbled Sleeper Goby

Oxyeleotris marmorata

65 cm300 L24–30°C

Marbled Spiny Eel

Mastacembelus similis

45 cm180 L22–27°C

Marbled Sulawesi Medaka

Oryzias marmoratus

4 cm40 L26–30°C

Marbled Whiptail Pleco L029

Rineloricaria sp. (L029)

14 cm100 L24–28°C

Margaretae Dario

Dario margaretae

2.5 cm20 L20–26°C

Marginatus Pencilfish

Nannostomus marginatus

3.5 cm40 L23–27°C

Marginatus Piranha

Serrasalmus marginatus

25 cm350 L22–28°C

Margita Tetra

Hyphessobrycon margitae

3 cm60 L24–28°C

Moderate

Margitae Tetra

Hyphessobrycon margitae

4.5 cm60 L24–28°C

Marigold Platy

Xiphophorus maculatus var.

6 cm60 L20–26°C

Marigold Simpson Swordtail Male

Xiphophorus hellerii var.

12 cm100 L20–27°C

Marigold Swordtail

Xiphophorus hellerii

12 cm100 L22–28°C

EASY

Marigold Swordtail (Xiphophorus hellerii var.)

Xiphophorus hellerii var.

12 cm80 L22–28°C

Marilynae Pencilfish

Nannostomus marilynae

3.5 cm40 L23–27°C

Marjorie's Fairy Wrasse (Cirrhilabrus marjorie)

Cirrhilabrus marjorie

9 cm180 L24–27°C

Marlboro Red Discus

Symphysodon aequifasciatus var.

20 cm250 L28–31°C

Marlier's Julie

Julidochromis marlieri

15 cm150 L24–27°C

Marmorata Pike Cichlid

Crenicichla marmorata

40 cm500 L25–29°C

Easy

Marmorkrebs — Marbled Crayfish

Procambarus virginalis

12 cm60 L15–25°C

Maroon Clownfish Gold-Striped Premnas biaculeatus

Premnas biaculeatus

17 cm200 L24–27°C

Marsh Killifish

Fundulus confluentus

6 cm60 L15–28°C

Marulius Snakehead

Channa marulius

120 cm2000 L22–28°C

Marvelous Killifish

Fundulopanchax mirabilis

Maskaheros argenteus

Masked Angelfish (Genicanthus personatus)

Genicanthus personatus

21 cm500 L22–26°C

Masked Apistogramma

Apistogramma personata

7 cm80 L25–29°C

Masked Cory

Corydoras metae

5.5 cm60 L22–27°C

Mastacembelus Brichardi

Mastacembelus brichardi

35 cm200 L24–27°C

Mastacembelus Clouei

Mastacembelus clouei

38 cm250 L23–27°C

Mastacembelus Ellipsifer

Mastacembelus ellipsifer

40 cm250 L24–27°C

Mastacembelus erythrotaenia 'Fire Eel Juvenile'

Mastacembelus erythrotaenia

100 cm400 L24–28°C

Mastacembelus Polli

Mastacembelus polli

40 cm250 L24–27°C

Maswa Tropheus

Tropheus duboisi

13 cm200 L24–27°C

Matano Lake Medaka

Oryzias matanensis

3.5 cm40 L26–30°C

Maulbrüter Apistogramma

Apistogramma barlowi

7 cm80 L25–28°C

Maurus Catfish

Chrysichthys maurus

50 cm600 L20–28°C

ADVANCED

Mayan Cichlid (Mayaheros urophthalmus)

Mayaheros urophthalmus

30 cm300 L20–30°C

Maylandi Rainbowfish

Melanotaenia maylandi

Maylandia aurora

Maylandia callainos

Maylandia estherae OB

Maylandia estherae

11 cm200 L24–28°C

Maylandia fainzilberi

11 cm200 L24–28°C