Six Banded Distichodus
Distichodus sexfasciatus
- Adult size
- ≤ 29.5" (≤ 75 cm)
- Aquarium size
- 143 US gal (540 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length
- Temperament
- Aggressive
- Zone
- Middle swimmer
- Temp
- 72–79°F (22–26°C)
Aquarium Fish Database
Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.
Six Stripes Tetra
Hyphessobrycon hexastichos
- Adult size
- ≤ 2.4" (≤ 6 cm)
- Aquarium size
- 21 US gal (80 L) or larger / ≥ 31.5" (≥ 80 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 73–81°F (23–27°C)
Sixray Corydoras
Gastrodermus pauciradiatus
- Adult size
- ≤ 1.2" (≤ 3 cm)
- Aquarium size
- 14 US gal (54 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 72–77°F (22–25°C)
Skunk Corydoras
Hoplisoma granti
- Adult size
- ≤ 2.2" (≤ 5.5 cm)
- Aquarium size
- 16 US gal (60 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 68–81°F (20–27°C)
Skunk Loach
Yasuhikotakia morleti
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Aquarium size
- 29 US gal (108 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length
- Temperament
- Semi-Aggressive
- Zone
- Bottom dweller
- Temp
- 79–86°F (26–30°C)
Slant Bar Corydoras
Corydoras loxozonus
- Adult size
- ≤ 2" (≤ 5 cm)
- Aquarium size
- 13 US gal (50 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 70–75°F (21–24°C)
Slate Corydoras
Hoplisoma concolor
- Adult size
- ≤ 2.4" (≤ 6 cm)
- Aquarium size
- 19 US gal (72 L) or larger / ≥ 31.5" (≥ 80 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 73–79°F (23–26°C)
Small Eyes Red Rasbora
Microdevario microphthalma
- Adult size
- ≤ 1.2" (≤ 3 cm)
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 68–79°F (20–26°C)
Small Scale Cyprichromis
Cyprichromis microlepidotus
- Adult size
- ≤ 4.3" (≤ 11 cm)
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 73–77°F (23–25°C)
Small Scaled Tetra
Mimagoniates microlepis
- Adult size
- ≤ 2.4" (≤ 6 cm)
- Aquarium size
- 18 US gal (70 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 64–73°F (18–23°C)
Smudge Spot Corydoras
Hoplisoma simile
- Adult size
- ≤ 1.6" (≤ 4 cm)
- Aquarium size
- 11 US gal (43 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 72–79°F (22–26°C)
Snakehead Betta
Betta channoides
- Adult size
- ≤ 2.6" (≤ 6.5 cm)
- Aquarium size
- 11 US gal (41 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 75–82°F (24–28°C)
Snakeskin Barb
Desmopuntius rhomboocellatus
- Adult size
- ≤ 2.2" (≤ 5.5 cm)
- Aquarium size
- 19 US gal (72 L) or larger / ≥ 31.5" (≥ 80 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 68–81°F (20–27°C)
Snakeskin Gourami
Trichopodus pectoralis
- Adult size
- ≤ 8.7" (≤ 22 cm)
- Aquarium size
- 40 US gal (150 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 72–82°F (22–28°C)
Snow White Cichlid
Chindongo socolofi
- Adult size
- ≤ 4.7" (≤ 12 cm)
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 75–82°F (24–28°C)
Snowball Plecostomus L102
Hypancistrus inspector
- Adult size
- ≤ 6.3" (≤ 16 cm)
- Aquarium size
- 64 US gal (243 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 72–86°F (22–30°C)
Snyders Barb
Puntius snyderi
- Adult size
- ≤ 3" (≤ 7.5 cm)
- Aquarium size
- 26 US gal (100 L) or larger / ≥ 35.4" (≥ 90 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 63–73°F (17–23°C)
Southern Purple Spotted Gudgeon
Mogurnda adspersa
- Adult size
- ≤ 5.5" (≤ 14 cm)
- Aquarium size
- 29 US gal (108 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 61–75°F (16–24°C)
Spanner Barb
Barbodes lateristriga
- Adult size
- ≤ 7.1" (≤ 18 cm)
- Aquarium size
- 159 US gal (600 L) or larger / ≥ 59.1" (≥ 150 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 72–82°F (22–28°C)
Sparkling Gourami
Trichopsis vittata
- Adult size
- ≤ 1.6" (≤ 4 cm)
- Aquarium size
- 26 US gal (100 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 77–82°F (25–28°C)
Speckled Butterfly Loach
Beaufortia polylepis
- Adult size
- ≤ 1.6" (≤ 4 cm)
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 64–75°F (18–24°C)
Spike Tailed Paradise Fish
Pseudosphromenus dayi
- Adult size
- ≤ 3" (≤ 7.5 cm)
- Aquarium size
- 14 US gal (54 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 73–81°F (23–27°C)
Spined Loach
Cobitis taenia
- Adult size
- ≤ 5.3" (≤ 13.5 cm)
- Aquarium size
- 34 US gal (130 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 57–64°F (14–18°C)
Splashing Tetra
Copella arnoldi
- Adult size
- ≤ 2.8" (≤ 7 cm)
- Aquarium size
- 21 US gal (81 L) or larger / ≥ 35.4" (≥ 90 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 68–81°F (20–27°C)
