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All Species

1,268 species. Search by name, or refine by care needs.

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Red-tailed Redeye Puffer

Carinotetraodon irrubesco

Care level
Intermediate
Adult size
4.5 cm
Minimum tank
54 litres
Temperature
20–28 °C

Red-Tailed Squirrel Loach

Aborichthys elongatus

Care level
Specialist
Adult size
8.4–12 cm
Minimum tank
140 litres
Temperature
18–25 °C

Redbreasted Acara

Laetacara dorsigera

Care level
Beginner
Adult size
5–8 cm
Minimum tank
80 litres
Temperature
22–28 °C

Redeye Puffer

Carinotetraodon lorteti

Care level
Intermediate
Adult size
6 cm
Minimum tank
54 litres
Temperature
20–28 °C

Redfin Dwarf Rainbowfish

Melanotaenia maccullochi

Care level
Beginner
Adult size
7 cm
Minimum tank
54 litres
Temperature
20–30 °C

Redfin Tiger Loach

Syncrossus berdmorei

Care level
Advanced
Adult size
17.5–25 cm
Minimum tank
400 litres
Temperature
24–30 °C

Redline Apistogramma

Apistogramma hongsloi

Care level
Intermediate
Adult size
6 cm
Minimum tank
40 litres
Temperature
23–29 °C

Reedfish

Erpetoichthys calabaricus

Care level
Specialist
Adult size
90 cm
Minimum tank
540 litres
Temperature
23–30 °C

Reticulated Corydoras

Brochis reticulata

Care level
Intermediate
Adult size
4.5–6 cm
Minimum tank
75 litres
Temperature
22–27 °C

Reticulated Hillstream Loach

Sewellia lineolata

Care level
Specialist
Adult size
5.6–8 cm
Minimum tank
80 litres
Temperature
20–26 °C

Rikbaktsa Corydoras

Hoplisoma rikbaktsa

Care level
Advanced
Adult size
3.5–5 cm
Minimum tank
60 litres
Temperature
22–27 °C

Rohani Barb

Dawkinsia rohani

Care level
Intermediate
Adult size
9.5 cm
Minimum tank
243 litres
Temperature
19–25 °C

Rose Danio

Danio roseus

Care level
Intermediate
Adult size
3–4 cm
Minimum tank
72 litres
Temperature
18–26 °C

Rose Red Discus

Symphysodon aequifasciatus var. "Rose Red"

Care level
Advanced
Adult size
15–18 cm
Minimum tank
350 litres
Temperature
27–31 °C

Rosetail Betta

Betta splendens var. "Rosetail"

Care level
Advanced
Adult size
5–7 cm
Minimum tank
40 litres
Temperature
22–30 °C

Rosy Barb

Pethia conchonius

Care level
Beginner
Adult size
8–10 cm
Minimum tank
90 litres
Temperature
16–24 °C

Rosy Loach

Tuberoschistura arakanensis, Yunnanilus sp. "Rosy"

Care level
Intermediate
Adult size
2.8–4 cm
Minimum tank
45 litres
Temperature
20–26 °C

Rosy Tetra

Megalamphodus rosaceus

Care level
Beginner
Adult size
4 cm
Minimum tank
87 litres
Temperature
24–28 °C

Round Tail Guppy

Poecilia reticulata var. "Round Tail"

Care level
Beginner
Adult size
3–6 cm
Minimum tank
40 litres
Temperature
17–28 °C

Roundtail Betta

Betta splendens var. "Roundtail"

Care level
Beginner
Adult size
5–7 cm
Minimum tank
40 litres
Temperature
22–30 °C

Royal Blue Betta

Betta splendens var. "Royal Blue"

Care level
Beginner
Adult size
5–7 cm
Minimum tank
40 litres
Temperature
22–30 °C

Royal Plecostomus L190

Panaque nigrolineatus

Care level
Specialist
Adult size
33.8–45 cm
Minimum tank
600 litres
Temperature
24–29 °C

Ruby Tetra

Axelrodia riesei

Care level
Intermediate
Adult size
2 cm
Minimum tank
54 litres
Temperature
20–28 °C

Rudolph Shrimp

Gracidina gracilirostris

Care level
Intermediate
Adult size
3–4.5 cm
Minimum tank
45 litres
Temperature
22–28 °C

Rummy Nose Rasbora

Sawbwa resplendens

Care level
Beginner
Adult size
3.5 cm
Minimum tank
54 litres
Temperature
18–22 °C

Rummy-Nose Tetra

Hemigrammus bleheri

Care level
Intermediate
Adult size
4–5 cm
Minimum tank
100 litres
Temperature
23–26 °C

Rusty Corydoras

Osteogaster rabauti

Care level
Intermediate
Adult size
4–5.5 cm
Minimum tank
75 litres
Temperature
22–27 °C