Water beetles (several families)

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Water beetles (several families)

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Discussion

MichaelMulvaney wrote:

3 Feb 2025

Yep name persists

Gyrinidae sp. (family)

MichaelMulvaney wrote:

29 Aug 2023

New species for CNM

Chostonectes gigas

KimberiRP wrote:

1 Feb 2023

Could be either Cybister or Onychohydrus - both are present in the region.

Cybistrinae sp. (subfamily)

KimberiRP wrote:

23 Nov 2022

This is either Cybister tripunctatus or Onychohydrus scutellaris, the only two large Diving beetles recorded from the ACT. Separating them requires examination of a specimen .

Dytiscidae (family)

Alice wrote:

13 Nov 2022

Certainly looks like a dytiscid larva. Nice images, and description of predatory behaviour.

Dytiscidae (family)