Tetras & characins page 2

Tetras & characins care compared

SpeciesAdult sizeMin. tankTemperaturepHTemperamentCare
Redspotted tetraCopeina guttata7.6 cm (3 in)115 L (30 US gal)23–28°C (73–82°F)6.5–7.0PeacefulEasy
River hatchetfishGasteropelecus sternicla6.5 cm (2.6 in)75 L (20 US gal)23–27°C (73–81°F)6.0–7.0PeacefulEasy
Rosy tetraHyphessobrycon rosaceus3.5 cm (1.4 in)55 L (15 US gal)24–28°C (75–82°F)5.8–7.5PeacefulEasy
Royal tetraInpaichthys kerri5 cm (2 in)115 L (30 US gal)24–27°C (75–81°F)6.0–8.0Peaceful–
Ruby tetraAxelrodia riesei1.7 cm (0.7 in)40 L (11 US gal)20–26°C (68–79°F)5.0–7.0Peaceful–
Rummy-nose tetraHemigrammus rhodostomus5 cm (2 in)55 L (15 US gal)23–29°C (73–84°F)6.0–7.5Peaceful–
Sierra leone dwarf characinLadigesia roloffi3.1 cm (1.2 in)55 L (15 US gal)22–26°C (72–79°F)6.0–7.1Peaceful–
Silver dollarMetynnis hypsauchen15 cm (5.9 in)210 L (55 US gal)24–29°C (75–84°F)6.0–7.0AggressiveEasy
Silver prochilodusSemaprochilodus taeniurus24 cm (9.4 in)265 L (70 US gal)23–26°C (73–79°F)5.5–7.5Semi-aggressiveEasy
Striped headstanderAnostomus anostomus18 cm (7.1 in)115 L (30 US gal)22–28°C (72–82°F)5.8–7.5PeacefulEasy
Striped pike-characinBoulengerella lateristriga40 cm (16 in)210 L (55 US gal)23–27°C (73–81°F)5.2–6.8AggressiveDifficult
X-ray tetraPristella maxillaris4.5 cm (1.8 in)55 L (15 US gal)24–28°C (75–82°F)6.0–8.0PeacefulEasy
Yellow tetraHyphessobrycon bifasciatus5 cm (2 in)55 L (15 US gal)20–25°C (68–77°F)5.8–8.0PeacefulEasy
Anostomus ternetzi16 cm (6.3 in)–24–28°C (75–82°F)–PeacefulModerate
Hemigrammus bellottii2.6 cm (1 in)55 L (15 US gal)23–28°C (73–82°F)6.2–7.1Peaceful–
Hemigrammus rodwayi5.3 cm (2.1 in)75 L (20 US gal)24–28°C (75–82°F)6.0–6.5Peaceful–
Hemigrammus ulreyi4.4 cm (1.7 in)55 L (15 US gal)23–27°C (73–81°F)5.8–7.2PeacefulModerate
Hyphessobrycon columbianus7 cm (2.8 in)–24–27°C (75–81°F)5.5–7.0Peaceful–
Iguanodectes spilurus5 cm (2 in)–23–27°C (73–81°F)5.0–7.5PeacefulEasy
Moenkhausia collettii5 cm (2 in)–23–27°C (73–81°F)5.6–7.2Peaceful–
Nannostomus marginatus3.5 cm (1.4 in)40 L (11 US gal)24–28°C (75–82°F)5.8–7.5Peaceful–
Neolebias ansorgii2.6 cm (1 in)40 L (11 US gal)24–28°C (75–82°F)5.0–6.0Peaceful–
Semaprochilodus insignis27 cm (11 in)475 L (125 US gal)22–26°C (72–79°F)5.5–7.2PeacefulEasy