Keeled Otocinclus

Oxyropsis carinata

Keeled Otocinclus is a peaceful bottom-dwelling fish.

PeacefulBottom dwellerBeginner – Intermediate

Save this fish or add it directly to one of your aquariums.

Quick facts

Adult size
≤ 8 cm (≤ 3.1 in)
Aquarium size
70 L or larger / ≥ 70 cm (≥ 27.6 in) minimum length
Care level
Beginner – Intermediate
Temperament
Peaceful
Swimming zone
Bottom dweller
Temperature
20–25 °C
pH
6–7.5
GH
2–8 dGH
KH
1–4 dKH
Diet
Omnivore
Lifespan
up to 5 years

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 70 L or larger / ≥ 70 cm (≥ 27.6 in) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 20–25 °C, pH 6–7.5, GH 2–8 dGH, KH 1–4 dKH.

Temperament and compatibility

Keeled Otocinclus is peaceful and suits calm community fish.

Swimming zone and behavior

This fish uses the bottom area, so leave enough open substrate area for movement and feeding.

Feeding

As an omnivore, Keeled Otocinclus should receive a varied diet rather than one repeated food type.

Make sure food reaches the substrate before faster fish take it.

Natural habitat and origin

Origin: Peru, Brazil, Colombia.

Before adding this fish

  • Plan for an aquarium of 70 L or larger / ≥ 70 cm (≥ 27.6 in) minimum length.
  • Avoid aggressive or highly competitive fish.
  • Offer a varied diet suitable for an omnivorous bottom-dwelling fish.

Similar fish profiles

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

Bleeding Heart Tetra Hyphessobrycon erythrostigma Similar care level Same temperament Bottom dweller Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 22–27 °C African Butterfly Cichlid Anomalochromis thomasi Similar care level Same temperament Bottom dweller Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 22–26 °C Banded Apistogramma Apistogramma bitaeniata Similar care level Same temperament Bottom dweller Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 23–30 °C Barito Loach Kapuasia falaris Similar care level Same temperament Bottom dweller Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 22–26 °C Blue Eyed Plecostomus Panaque cochliodon Same family Similar care level Same temperament Intermediate – Advanced ≤ 30 cm (≤ 11.8 in) 22–28 °C Adolfos Catfish Corydoras adolfoi Similar care level Same temperament Bottom dweller Beginner – Intermediate ≤ 6 cm (≤ 2.4 in) 22–26 °C

FAQ

How large does Keeled Otocinclus get?

Keeled Otocinclus reaches ≤ 8 cm (≤ 3.1 in).

What aquarium size does Keeled Otocinclus need?

Use an aquarium of at least 70 L or larger / ≥ 70 cm (≥ 27.6 in) minimum length.

Is Keeled Otocinclus peaceful?

Yes. Keeled Otocinclus is recorded as peaceful and is best planned with calm community fish that do not harass it or dominate the feeding area.

What temperature is suitable for Keeled Otocinclus?

Keep it between 20 to 25 °C.

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