Montags Tetra

Hyphessobrycon montagi

Montags Tetra is a peaceful middle-to-top swimmer. Keep in a loose group of 8+.

PeacefulMiddle to top swimmerKeep in a loose group of 8+Beginner – Intermediate

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Need help with Montags Tetra?

Ask about this fish’s care needs, possible companions or a problem you’ve noticed.

Quick facts

Adult size: ≤ 1.2" (≤ 3 cm)
Aquarium size: 20 US gal (76 L) or larger
Care level: Beginner – Intermediate
Temperament: Peaceful
Swimming zone: Middle to top swimmer
Temperature: 72–81°F (22–27°C)
pH: 5–7
GH: 3–15 dGH
Diet: Omnivore
Lifespan: up to 5 years
Group behavior: Keep in a loose group of 8+

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 20 US gal (76 L) or larger. Choose an aquarium that meets the listed minimum requirements.

Water parameters

Suitable water: temperature 22–27 °C, pH 5–7, GH 3–15 dGH.

Temperament and compatibility

Montags Tetra is peaceful and suits calm community fish.

Swimming zone and behavior

This fish uses the middle to upper part of the aquarium, so leave enough open swimming space for movement and feeding.

Before adding this fish

Plan for an aquarium of 20 US gal (76 L) or larger.
Make room for its social group.
Avoid aggressive or highly competitive fish.
Keep in a loose group of 8+.
Offer a varied diet suited to this species’ documented feeding habits.

Natural habitat and origin

Origin: Brazil.

Similar fish profiles

Use these profiles to compare fish with similar care level, size, temperature range, or swimming behavior.

Black Heart Tetra Hyphessobrycon copelandi Same genus Same family Similar care level Beginner – Intermediate ≤ 1.6" (≤ 4 cm) 75–82°F (24–28°C) Black Line Tetra Hyphessobrycon scholzei Same genus Same family Similar care level Beginner – Intermediate ≤ 1.6" (≤ 4 cm) 72–82°F (22–28°C) Black Neon Tetra Hyphessobrycon herbertaxelrodi Same genus Same family Similar care level Beginner – Intermediate ≤ 1.4" (≤ 3.5 cm) 68–82°F (20–28°C) Bleeding Blue Tetra Hyphessobrycon margitae Same genus Same family Similar care level Beginner – Intermediate 1.6–2" (4–5 cm) 73–79°F (23–26°C) Blueberry Tetra Hyphessobrycon wadai Same genus Same family Similar care level Beginner – Intermediate ≤ 1.6" (≤ 4 cm) 75–81°F (24–27°C) Bleeding Heart Tetra Hyphessobrycon erythrostigma Same genus Same family Similar care level Beginner – Intermediate ≤ 2.4" (≤ 6.1 cm) 70–82°F (21–28°C)

FAQ

How large does Montags Tetra get?

Montags Tetra reaches ≤ 1.2" (≤ 3 cm).

What aquarium size does Montags Tetra need?

Use an aquarium of at least 20 US gal (76 L) or larger.

Is Montags Tetra peaceful?

Yes. Montags Tetra is generally peaceful. Choose calm companions that won’t harass it or crowd it out at feeding time.

What temperature is suitable for Montags Tetra?

Keep it between 22 to 27 °C.

Should Montags Tetra be kept alone or in a group?

Montags Tetra: Keep in a loose group of 8+.