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

advanced

Net-fin Apistogramma

Apistogramma resticulosa

6 cm60 L2528°C
beginner

Network Cory

Corydoras sodalis

5.5 cm60 L2226°C
intermediate

Neumann's Nothobranch

Nothobranchius neumanni

5 cm30 L2026°C
intermediate

Neumanni Chiloglanis

Chiloglanis neumanni

6 cm60 L2025°C
advanced

New Caledonia Freshwater Crab Bavayia

Bavayia sp.

4 cm50 L2025°C
beginner

New Guinea Blue-eye

Pseudomugil novaeguineae

4 cm40 L2328°C
advanced

New Zealand Crayfish

Paranephrops planifrons

10 cm80 L820°C
intermediate

Nickeriensis Pike Cichlid

Crenicichla nickeriensis

18 cm180 L2428°C
intermediate

Niederleinii Pike Cichlid

Crenicichla niederleinii

28 cm350 L1826°C
intermediate

Nigeria Red Krib

Pelvicachromis taeniatus 'Nigeria Red'

9 cm80 L2427°C
beginner

Nigerian Barb

Barbus nigeriensis

12 cm100 L2226°C
intermediate

Nigrodorsal Cichlid

Benitochromis nigrodorsalis

12 cm120 L2327°C
Beginner

Nigrofasciatus Danio

Danio nigrofasciatus

4 cm45 L2026°C
intermediate

Nijssen's Cory

Corydoras nijsseni

5 cm60 L2226°C
intermediate

Nijsseni Apistogramma

Apistogramma nijsseni

7 cm60 L2428°C
Advanced

Nile Arowana

Heterotis niloticus

90 cm1500 L2530°C
intermediate

Nile Bichir

Polypterus bichir

90 cm500 L2630°C
intermediate

Nile Puffer

Tetraodon lineatus

40 cm400 L2428°C
advanced

Nile Puffer (Niger Form)

Tetraodon lineatus

35 cm300 L2428°C
advanced

Nile Puffer (Sudan Form)

Tetraodon lineatus

40 cm350 L2428°C
intermediate

Nile Squeaker

Synodontis niloticus

40 cm500 L2228°C
intermediate

Nimbochromis fuscotaeniatus

Nimbochromis fuscotaeniatus

24 cm400 L2428°C
intermediate

Nimbochromis linni

Nimbochromis linni

35 cm500 L2428°C
intermediate

Nimbochromis livingstonii 'Kaligono'

Nimbochromis livingstonii

25 cm400 L2428°C
intermediate

Nimbochromis livingstonii 'Livingston's Cichlid'

Nimbochromis livingstonii

25 cm300 L2428°C
intermediate

Nimbochromis polystigma

Nimbochromis polystigma

23 cm400 L2428°C
intermediate

Nimbochromis venustus 'Giraffe Hap'

Nimbochromis venustus

25 cm400 L2428°C
intermediate

Ninja Crab

Lepidothelphusa sp.

5 cm40 L2428°C
intermediate

Ninja Shrimp

Caridina serratirostris

3 cm20 L2227°C
advanced

Niobichthys ferrarisi

Niobichthys ferrarisi

5 cm60 L2227°C
intermediate

Niteroi Cory

Corydoras niteroi

5.5 cm80 L2226°C
advanced

Noble Crayfish

Astacus astacus

20 cm150 L520°C
intermediate

Noble Gourami

Ctenops nobilis

8 cm80 L2428°C
intermediate

Nodose Woodcat

Pseudauchenipterus nodosus

25 cm180 L2026°C
intermediate

Norbert's Apisto

Apistogramma norberti

7 cm60 L2429°C
intermediate

Norbert's Apistogramma

Apistogramma norberti

6 cm60 L2428°C
beginner

Norman's Lampeye

Aplocheilichthys normani

3.5 cm40 L2226°C
Norman's Lampeye (Poropanchax normani)
MODERATE

Norman's Lampeye (Poropanchax normani)

Poropanchax normani

3 cm30 L2228°C
intermediate

Norman's Lampeye Aplocheilichthys normani 6-Pack

Aplocheilichthys normani

3.5 cm25 L2226°C
Easy

Norman's Lampeye Killifish Poropanchax normani 10-Pack

Poropanchax normani

3.5 cm30 L2227°C
intermediate

North American Banded Darter

Etheostoma zonale

8 cm80 L1020°C
beginner

North New Guinea Rainbowfish

Nematocentris magnificus

12 cm200 L2328°C
beginner

Northern Cory

Corydoras septentrionalis

5.5 cm80 L2228°C
advanced

Northern Madtom

Noturus stigmosus

9 cm80 L1222°C
intermediate

Northern Peacock

Aulonocara ethelwynnae

10 cm180 L2428°C
intermediate

Northern Puffer

Sphoeroides maculatus

35 cm300 L1624°C
advanced

Notatus Pimelodid

Platynematichthys notatus

45 cm600 L2228°C
intermediate

Nothobranchius flammicomantis

Nothobranchius flammicomantis

6 cm40 L2025°C
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