Ricefish · Sulawesi ricefish · Oryzias

Oryzias loxolepis

Kobayashi, Mokodongan & Yamahira in Kobayashi, Mokodongan, Horoiwa, Fujimoto, Tanaka et al., 2023

2 cited sourcesName checked against Eschmeyer’s Catalog of Fishes, update of

IUCNNOT EVALUATED
NEnot on the EX–LC scale
CARESNOT LISTED
Type localitySouth shore of Tanjung Timbala, western lake, Lake Towuti, Sulawesi Selatan, Sulawesi Island, Indonesia, 2°41'24"S, 121°25'20"Eper Catalog of Fishes
Scientific size1.5 in4 cm standard length
Depth—not recorded
DietNot documented for this species; ricefishes in general take small invertebrates and algae at or near the surface
BreedingNot documented for this species
Sexual dimorphismNot documentedNot documented for this species
PhotographsSee photosGoogle Images →

Oryzias loxolepis is a ricefish from Lake Towuti in South Sulawesi, described in 2023 by Kobayashi, Mokodongan, Yamahira and colleagues from the south shore of Tanjung Timbala. FishBase gives a maximum of 1.5 in SL.

Taxonomy & naming

The species was described in 2023 from the western basin of Lake Towuti.

Morphology

A small ricefish; FishBase gives a maximum of 1.5 in SL.

Habitat

The shallow shore of Lake Towuti, South Sulawesi. FishBase says it occurs on gently sloping shores about 5 ft deep, with large boulders and submerged wood over sand and gravel, between 0 and 7 ft depth. It often schools with Oryzias profundicola and O. marmoratus, alongside Paratherina, gobies and the halfbeak Nomorhamphus megarrhamphus.

Feeding

Diet is not documented.

Mating

Courtship has not been described.

Breeding

Breeding has not been documented.

In the aquarium

Not known in culture.

Conservation

The atlas has no IUCN assessment on record for this recently described species and assigns no category.

Common questions

Oryzias loxolepis: how big does it get?
Up to 1.5 in standard length (SL).
Oryzias loxolepis: where does it come from?
It is recorded from Indonesia.

On a list: Nano fish

Sources

  1. FishBase — Oryzias loxolepis Kobayashi, Mokodongan & Yamahira in Kobayashi, Mokodongan, Horoiwa, Fujimoto, Tanaka et al., 2023
  2. Eschmeyer's Catalog of Fishes (California Academy of Sciences) — Oryzias loxolepis

Last reviewed 2026-10-05.

How to cite

Aquarist Atlas (2026). Oryzias loxolepis. Aquarist Atlas.https://www.aquaristatlas.com/ricefish/oryzias-loxolepis/

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