Hydroporini

Aubé, 1836

Tribe Guides

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Hydroporini is a tribe of predaceous diving beetles in the Dytiscidae, containing at least 730 described . Members are primarily aquatic, inhabiting freshwater environments including streams, rivers, and groundwater systems. The tribe exhibits a broad geographic distribution spanning Australia, New Guinea, Europe, and other regions, with notable diversity hotspots in south-western Australia.

Neoporus hybridus by (c) Matthew Pintar, some rights reserved (CC BY), uploaded by Matthew Pintar. Used under a CC-BY license.Neoporus shermani by (c) Matthew Pintar, some rights reserved (CC BY), uploaded by Matthew Pintar. Used under a CC-BY license.Heterosternuta pulchra by (c) Matthew Pintar, some rights reserved (CC BY), uploaded by Matthew Pintar. Used under a CC-BY license.

Pronunciation

How to pronounce Hydroporini: /haɪdroʊˈpɔːrəˌnaɪ/

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Habitat

Freshwater aquatic environments including forest streams, rivers, backwater pools, oxbows, and semi-subterranean . Some occur in groundwater systems.

Distribution

Australia (including Tasmania), New Guinea, Europe (including southern France), and other regions. South-western Australia is a recognized diversity hotspot for the tribe.

Diet

; members are predatory diving beetles that feed on other aquatic organisms.

Life Cycle

Complete with , larval, pupal, and stages. Larvae of at least some (e.g., Chostonectes) have been described and can be associated with adults through rearing and molecular methods.

Behavior

of many occur under pebbles and stones and among roots at the edges of running waters. Some species exhibit semi-subterranean or groundwater-dwelling habits.

Ecological Role

in freshwater aquatic ; contribute to control of other aquatic .

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