Water beetles (several families)


Water beetles (several families)

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Since 1 Jan 2025, NatureMapr 44% of all sightings uploaded were NSW based, while 43% were from the ACT.The remaining 13% were from other states, with VIC coming in third at 5%.Strictly speaking, 67% o...


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Discussion

3 Feb 2025
Yep name persists

Gyrinidae sp. (family)
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)
800,810 sightings of 21,624 species from 13,526 contributors
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