FinsHQ Encyclopedia

Fish & Livestock

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

6,005 species

intermediate

Original Checkerboard Cichlid

Crenicara punctulata

10 cm80 L2429°C
advanced

Orinocensis Peacock Bass

Cichla orinocensis

60 cm800 L2430°C
beginner

Orinocensis Silver Dollar

Metynnis orinocensis

13 cm180 L2428°C
intermediate

Orinoco Angel Pleco L201

Hypancistrus inspector

12 cm100 L2630°C
intermediate

Orinoco Checkerboard Cichlid

Dicrossus sp. 'Orinoco'

6 cm60 L2529°C
advanced

Orinoco Eartheater

Satanoperca sp. 'Orinoco'

26 cm300 L2529°C
Intermediate

Orinoco Knifefish

Sternopygus macrurus

60 cm300 L2329°C
intermediate

Orinoco Peppermint Pleco L136

Hemiancistrus sp. L136

15 cm120 L2529°C
intermediate

Orinoco Peppermint Pleco L175

Hemiancistrus sp. L175

14 cm120 L2529°C
intermediate

Orinoco Ram (Wild Form)

Mikrogeophagus ramirezi

7 cm80 L2630°C
advanced

Ornamental Pacu

Colossoma macropomum

30 cm500 L2228°C
intermediate

Ornamented Synodontis

Synodontis ornatipinnis

20 cm200 L2226°C
intermediate

Ornate Bichir

Polypterus ornatipinnis

60 cm300 L2428°C
intermediate

Ornate Bichir

Polypterus ornatipinnis

60 cm300 L2630°C
intermediate

Ornate Bichir (Polypterus ornatipinnis)

Polypterus ornatipinnis

60 cm400 L2428°C
advanced

Ornate Butterflyfish (Chaetodon ornatissimus)

Chaetodon ornatissimus

19 cm220 L2227°C
beginner

Ornate Cory

Corydoras ornatus

6 cm60 L2226°C
intermediate

Ornate Cory (Corydoras ornatus)

Corydoras ornatus

6 cm80 L2327°C
intermediate

Ornate Ctenopoma

Ctenopoma weeksii

15 cm120 L2328°C
advanced

Ornate Dwarf Tetra

Trochilocharax ornatus

1.5 cm30 L2630°C
Advanced

Ornate Dwarf Tetra (Trochilocharax)

Trochilocharax ornatus

2.5 cm20 L2529°C
Advanced

Ornate Featherback

Chitala blanci

100 cm1000 L2430°C
beginner

Ornate Hawkfish

Paracirrhites forsteri

22 cm150 L2227°C
intermediate

Ornate Hillstream Loach

Sewellia ornata

6 cm80 L1824°C
advanced

Ornate Paradisefish

Malpulutta kretseri

5 cm40 L2327°C
intermediate

Ornate Pimelodus

Pimelodus ornatus

25 cm300 L2228°C
intermediate

Ornate Rainbowfish

Rhadinocentrus ornatus

6 cm60 L2026°C
advanced

Ornate Rainbowfish

Rhadinocentrus ornatus

5 cm60 L2026°C
beginner

Ornate Tetra

Hyphessobrycon bentosi

5 cm80 L2328°C
intermediate

Ornate Wrasse (Halichoeres ornatissimus)

Halichoeres ornatissimus

17 cm200 L2327°C
intermediate

Ornate-tailed Licorice Gourami

Parosphromenus ornaticauda

3.5 cm30 L2228°C
intermediate

Ortega's Cory

Corydoras ortegai

4.5 cm60 L2327°C
Moderate

Orteguasa Tetra

Hyphessobrycon orteguasae

4 cm60 L2428°C
intermediate

Orthogoniata River Loach

Homaloptera orthogoniata

9 cm120 L2226°C
intermediate

Orthonotus Nothobranch

Nothobranchius orthonotus

6 cm40 L2026°C
beginner

Oryzias latipes Medaka White

Oryzias latipes

3.5 cm10 L1028°C
beginner

Oryzias woworae Daisy's Ricefish

Oryzias woworae

2.5 cm20 L2428°C
Easy

Oryzias woworae Daisy's Ricefish 10-Pack

Oryzias woworae

3 cm20 L2230°C
intermediate

Osaka Ranchu Goldfish

Carassius auratus

20 cm150 L1022°C
beginner

Oscar

Astronotus ocellatus

35 cm300 L2328°C
intermediate

Oscar Albino

Astronotus ocellatus

35 cm400 L2327°C
intermediate

Oscar Red

Astronotus ocellatus

35 cm400 L2327°C
intermediate

Oscar Tiger

Astronotus ocellatus

35 cm400 L2327°C
beginner

Oscura heterospila

Oscura heterospila

20 cm250 L2430°C
intermediate

Osphronemidae — Snakehead 'Channa bleheri' Red Snakehead

Channa bleheri

20 cm60 L1525°C
intermediate

Osphronemus exodon

Osphronemus exodon

50 cm500 L2228°C
intermediate

Osphronemus gorami 'Giant Gourami' Juvenile

Osphronemus gorami

60 cm1000 L2228°C
advanced

Osteoglossum bicirrhosum 'Silver Arowana'

Osteoglossum bicirrhosum

120 cm1500 L2430°C
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