Balston's pygmy perch
Nannatherina balstoni Regan, 1906
Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.
Balston's Pygmy Perch (Nannatherina balstoni). Species of fish.
iNaturalist Australia user: pimelea · CC BY 4.0 · Image sourceProvider-generated thumbnail requested at 800 pixels; no local editing Local WebP display rendition; resized without cropping.
Open encyclopedia reference
Balston's pygmy perch (Nannatherina balstoni), also known as Balston's perchlet, or king river perchlet, is a species of temperate perch endemic to Southwest Australia, where it occurs in coastal streams, ponds, lakes, and swamps. It prefers shallow, acidic waters with patches of sedge growth. This species can reach 9 cm (3.5 in) SL, though most do not exceed 6 cm (2.4 in). It can also be found in the aquarium trade.
Wikipedia contributors, Balston's pygmy perch; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T09:35:24.355800+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Nannatherina balstoni Regan, 1906
- Name authority
- Regan, 1906
- Common name
- Balston's pygmy perch
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Centrarchiformes
- Family
- Percichthyidae
- Genus
- Nannatherina
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: no · Freshwater: yes · Terrestrial: no. These do not form a complete habitat description.
Classification family tree
Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumChordata
- subphylumVertebrata
- infraphylumGnathostomata
- parvphylumOsteichthyes
- gigaclassActinopterygii
- superclassActinopteri
- classTeleostei
- orderCentrarchiformes
- familyPercichthyidae Jordan & Eigenmann, 1890
- genusNannatherina Regan, 1906
- speciesNannatherina balstoni Regan, 1906
Close classified relatives
No other member of this genus is present in the selected snapshot.
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Nannatherina balsoni Regan, 1906 Regan, 1906 | synonym |
Source literature & publication evidence
References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.
- Regan, C. T. (1906). A collection of fishes from the King River, Western Australia. Annals and Magazine of Natural History (Series 7), v. 18 (no. 108) (art. 70): 450–453. https://doi.org/10.1080/00222930608562648 Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references
Origins, evidence & remaining research
Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.
Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record.
Dataset citation & attribution
This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11
Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.
Stable key: col:45M6W. Classification follows source parent identifiers. English common names may vary by region.