''Microphysogobio brevirostris'', the shortnose gudgeon, is a species of freshwater

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

belonging to the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Gobionidae Gobioninae is a monophyletic family of Eurasian cyprinoid fishes. This is a species rich clade which, as a subfamily of the Cyprinidae was divided into five tribes: Gobionini, Pseudogobionini, Hemibarbini, Coreiini, and Sarcocheilichthyini. T ...

, the gudgeons. This small

demersal fish Demersal fish, also known as groundfish, live and feed on or near the bottom of seas or lakes (the demersal zone).Walrond Carl . "Coastal fish - Fish of the open sea floor"Te Ara - the Encyclopedia of New Zealand. Updated 2 March 2009 They oc ...

, the maximum published

standard length Fish measurement is the measuring of individual fish and various parts of fish anatomy, their anatomies, for data used in many areas of ichthyology, including Taxonomy (biology), taxonomy and fishery biology. Overall length Standard length (SL) is ...

is , is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to Taiwan. It is found in the western part of the island where it occurs in well oxygentated, fast flowing parts of the lower and middle reaches of rivers, from the

Houlong River The Houlong River () is a river in northwestern Taiwan. It flows through Miaoli County for 58 kilometers. Bridges * Xindong Bridge See also *List of rivers in Taiwan This is a list of rivers ( or ) on Taiwan Island in the Republic of Chin ...

to the

Tamsui River The Tamsui River (alternatively Danshui River, ) is the third longest river in Taiwan after Zhuoshui River and Gaoping River, with a total length of , flowing through Hsinchu County, Taoyuan, Taipei and New Taipei City. It is located in the ...

. It forms

schools A school is the educational institution (and, in the case of in-person learning, the building) designed to provide learning environments for the teaching of students, usually under the direction of teachers. Most countries have systems of ...

and feeds on insects and benthic

diatom A diatom (Neo-Latin ''diatoma'') is any member of a large group comprising several Genus, genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world. Living diatoms make up a significant portion of Earth's B ...

References

brevirostris Fish described in 1868 Taxa named by Albert Günther {{Gobioninae-stub