Beginner – IntermediateRed Shiner
Cyprinella lutrensis
- Adult size
- ≤ 9 cm (≤ 3.5 in)
- Aquarium size
- 135 L or larger / ≥ 80 cm (≥ 31.5 in) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 10–22 °C
Aquarium Fish Database
Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.
Beginner – Intermediate
Beginner – Intermediate
Beginner – IntermediateRed Spotted Goby
Rhinogobius rubromaculatus
- Adult size
- ≤ 5 cm (≤ 2 in)
- Aquarium size
- 50 L or larger / ≥ 70 cm (≥ 27.6 in) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 18–24 °C
Beginner – IntermediateRed Spotted Splash Tetra
Copella meinkeni
- Adult size
- ≤ 5 cm (≤ 2 in)
- Aquarium size
- 60 L or larger / ≥ 60 cm (≥ 23.6 in) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 20–28 °C
Beginner – IntermediateRed Spotted Splashing Characin
Pyrrhulina obermulleri
- Adult size
- ≤ 6 cm (≤ 2.4 in)
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 20–27 °C
IntermediateRed Tail Hemiodus Tetra
Hemiodus gracilis
- Adult size
- ≤ 15 cm (≤ 5.9 in)
- Aquarium size
- 208 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–26 °C
Beginner – IntermediateRed Tail Zebra Loach
Schistura vinciguerrae
- Adult size
- ≤ 8 cm (≤ 3.1 in)
- Aquarium size
- 120 L or larger / ≥ 90 cm (≥ 35.4 in) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 18–25 °C
BeginnerRed Tailed Black Shark
Epalzeorhynchos bicolor
- Adult size
- ≤ 16 cm (≤ 6.3 in)
- Aquarium size
- 200 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length
- Temperament
- Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 22–26 °C
Beginner – IntermediateRed Whiptail Catfish
Rineloricaria sp.
- Adult size
- ≤ 11 cm (≤ 4.3 in)
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 24–29 °C
Beginner – IntermediateRed-fin Thresher Plecostomus L116
Aphanotorulus emarginatus
- Adult size
- ≤ 40 cm (≤ 15.7 in)
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 25–29 °C
IntermediateRed-Tailed Squirrel Loach
Aborichthys elongatus
- Adult size
- ≤ 10 cm (≤ 3.9 in)
- Aquarium size
- 100 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 21–26 °C
Beginner – IntermediateRedbreasted Acara
Laetacara dorsigera
- Adult size
- ≤ 6 cm (≤ 2.4 in)
- Aquarium size
- 112 L or larger / ≥ 80 cm (≥ 31.5 in) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 20–27 °C
Beginner – IntermediateRedfin Congo Tetra
Micralestes occidentalis
- Adult size
- ≤ 8 cm (≤ 3.1 in)
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 21–26 °C
Beginner – IntermediateRedfin Dwarf Rainbowfish
Melanotaenia maccullochi
- Adult size
- ≤ 7 cm (≤ 2.8 in)
- Aquarium size
- 120 L or larger / ≥ 100 cm (≥ 39.4 in) minimum length
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 20–30 °C
Beginner – IntermediateRedfin Penguin Tetra
Thayeria sp.
- Adult size
- ≤ 6 cm (≤ 2.4 in)
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–27 °C
IntermediateRedfin Tiger Loach
Syncrossus berdmorei
- Adult size
- ≤ 25 cm (≤ 9.8 in)
- Aquarium size
- 300 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom dweller
- Temp
- 21–26 °C
Beginner – IntermediateRedline Apistogramma
Apistogramma hongsloi
- Adult size
- ≤ 7.5 cm (≤ 3 in)
- Aquarium size
- 150 L or larger / ≥ 100 cm (≥ 39.4 in) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 22–28 °C
Beginner – IntermediateRedlip Shiner
Notropis chiliticus
- Adult size
- ≤ 7 cm (≤ 2.8 in)
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 12–17 °C
Beginner – IntermediateRedmouth Pencilfish
Nannostomus nigrotaeniatus
- Adult size
- ≤ 4 cm (≤ 1.6 in)
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 23–27 °C
Beginner – IntermediateRedside Dace
Clinostomus elongatus
- Adult size
- ≤ 12 cm (≤ 4.7 in)
- Aquarium size
- 140 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 13–18 °C
Beginner – IntermediateRedtail Splitfin Goodeid
Xenotoca doadrioi
- Adult size
- ≤ 5 cm (≤ 2 in)
- Aquarium size
- 150 L or larger
- Temperament
- Semi-Aggressive
- Temp
- 12–25 °C
Beginner – IntermediateRedtail Spotted Tetra
Parapristella georgiae
- Adult size
- ≤ 5 cm (≤ 2 in)
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 22–26 °C
Beginner – IntermediateReed Tetra
Hyphessobrycon elachys
- Adult size
- ≤ 2.5 cm (≤ 1 in)
- Aquarium size
- 60 L or larger / ≥ 60 cm (≥ 23.6 in) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 23–27 °C
Intermediate – AdvancedReedfish
Erpetoichthys calabaricus
- Adult size
- ≤ 25 cm (≤ 9.8 in)
- Aquarium size
- 300 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 26–30 °C