FinsHQ Encyclopedia

Fish & Livestock

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

5,412 species

beginner

Hawk-wing Conch

Strombus raninus

8 cm150 L2227°C
beginner

Head and Tail Light Tetra

Hemigrammus ocellifer

4.5 cm60 L2228°C
EASY

Head and Tail Light Tetra (Hemigrammus ocellifer)

Hemigrammus ocellifer

5 cm60 L2228°C
Beginner

Head and Taillight Tetra

Hemigrammus ocellifer

4.5 cm60 L2228°C
Beginner

Headband Rasbora (Rasbora cephalotaenia)

Rasbora cephalotaenia

10 cm100 L2328°C
beginner

Heart-Shaped Blood Parrot Cichlid

Blood Parrot hybrid (Amphilophus × Vieja)

15 cm150 L2530°C
Advanced

Heckel Cross Discus

Symphysodon discus × S. aequifasciatus (hybrid)

20 cm200 L2831°C
advanced

Heckel Discus

Symphysodon discus

20 cm200 L2832°C
Advanced

Heckel Red Head Eartheater

Geophagus sp. 'Heckel Red Head'

20 cm250 L2630°C
advanced

Heckeli Pike Cichlid

Crenicichla heckeli

30 cm400 L2528°C
advanced

Helfrich's Firefish (Nemateleotris helfrichi)

Nemateleotris helfrichi

7 cm80 L2427°C
intermediate

Helodes Tiger Loach

Syncrossus helodes

22 cm250 L2429°C
advanced

Hemera Pike Cichlid

Crenicichla hemera

18 cm180 L2428°C
Intermediate

Hemichromis frempongi

Hemichromis frempongi

10 cm120 L2328°C
Intermediate

Hemichromis guttatus

Hemichromis guttatus

11 cm120 L2228°C
advanced

Hemimyzon Hillstream Loach

Hemimyzon nanensis

7 cm80 L2024°C
advanced

Hemipsilichthys gobio

Hemipsilichthys gobio

7 cm80 L1824°C
advanced

Henlei Stingray

Potamotrygon henlei

50 cm600 L2428°C
intermediate

Herald's Pygmy Angelfish (Centropyge heraldi)

Centropyge heraldi

12 cm130 L2226°C
beginner

Herbert Axelrod's Rainbowfish

Melanotaenia herbertaxelrodi

7 cm100 L2327°C
beginner

Herichthys carpintis

Herichthys carpintis

28 cm300 L2228°C
beginner

Herichthys cyanoguttatus

Herichthys cyanoguttatus

30 cm350 L2028°C
advanced

Herichthys minckleyi

Herichthys minckleyi

25 cm300 L2026°C
intermediate

Herichthys tamasopoensis

Herichthys tamasopoensis

25 cm300 L2228°C
intermediate

Heros efasciatus (Manacapuru)

Heros efasciatus

25 cm350 L2430°C
intermediate

Heros efasciatus (Santarém)

Heros efasciatus

25 cm350 L2429°C
intermediate

Heros efasciatus (Tefé)

Heros efasciatus

25 cm350 L2430°C
beginner

Heros efasciatus Severum

Heros efasciatus

20 cm250 L2428°C
intermediate

Heros liberifer

Heros liberifer

25 cm280 L2529°C
intermediate

Heros liberifer (Green Form)

Heros liberifer

22 cm300 L2429°C
intermediate

Heros liberifer (Yellow Form)

Heros liberifer

20 cm250 L2428°C
intermediate

Heros notatus

Heros notatus

28 cm400 L2429°C
beginner

Heros severus Severum

Heros severus

20 cm250 L2428°C
intermediate

Heros spurius

Heros spurius

26 cm400 L2429°C
beginner

Heterandria formosa

Heterandria formosa

2 cm20 L2026°C
advanced

Heterobranchus Catfish

Heterobranchus longifilis

100 cm2000 L2228°C
Beginner

Hi Ogon

Cyprinus rubrofuscus (domesticated koi)

65 cm1000 L525°C
Intermediate

Hi Utsuri

Cyprinus rubrofuscus (domesticated koi)

65 cm2000 L525°C
beginner

Hi-Fin Lyretail Swordtail Male

Xiphophorus hellerii var.

12 cm100 L2026°C
Beginner

Hi-Fin Platy

Xiphophorus maculatus (captive bred)

6 cm60 L2026°C
Beginner

Hi-Fin Swordtail Red

Xiphophorus hellerii (captive bred)

12 cm100 L2228°C
beginner

Hi-Fin Wagtail Platy

Xiphophorus maculatus var.

6 cm60 L2026°C
advanced

Hidden-toothed Planiloricaria

Planiloricaria cryptodon

22 cm150 L2328°C
Advanced

High Body Red Turquoise Discus

Symphysodon aequifasciatus (captive bred)

20 cm200 L2831°C
Advanced

High Body Snakeskin Discus

Symphysodon aequifasciatus (captive bred)

20 cm200 L2831°C
intermediate

High-backed Headstander

Abramites hypselonotus

14 cm150 L2228°C
beginner

High-backed Silver Dollar

Metynnis hypsauchen

15 cm200 L2428°C
Intermediate

High-Quality Ranchu Japanese Goldfish

Carassius auratus

20 cm150 L1022°C
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