Hydrophilus sp. (genus)

1 Giant water scavenger beetle at Coree, ACT

Hydrophilus sp. (genus) at Coree, ACT - 24 May 2022
Hydrophilus sp. (genus) at Coree, ACT - 24 May 2022
Hydrophilus sp. (genus) at Coree, ACT - 24 May 2022
Hydrophilus sp. (genus) at Coree, ACT - 24 May 2022
Hydrophilus sp. (genus) at Coree, ACT - 24 May 2022
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Identification history

Hydrophilus sp. (genus) 25 May 2022 MichaelBedingfield
Hydrophilus sp 25 May 2022 trevorpreston
Hydrophilidae (family) 24 May 2022 trevorpreston
Unidentified 24 May 2022 trevorpreston

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User's notes

Huge water beetle about 40mm in pond.

3 comments

trevorpreston wrote:
   25 May 2022
Thanks Kim Pullen for the ID of Hydrophilus sp. Unfortunately we only have Hydrophilidae sp. (family) in the system at the moment.
RogerF wrote:
   25 May 2022
I have not seen one of these giant Hydrophilus since I left the UK 60 years ago!
trevorpreston wrote:
   25 May 2022
Its the first Ive ever seen, and the largest beetle I've ever seen. Quite a spectacular beetle.

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Nearby sightings

Page 1 of 2 - image sightings only

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Ischnura aurora (Aurora Bluetail) at Holt, ACT - 10 Mar 2021 by Roger
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Chenonetta jubata (Australian Wood Duck) at Holt, ACT - 26 Feb 2021 by wombey
Caenoplana bicolor (Two-tone Planarian) at Holt, ACT - 18 Feb 2021 by tpreston
Anisolabididae (family) (Unidentified wingless earwig) at Holt, ACT - 18 Feb 2021 by tpreston
Fletchamia quinquelineata (Five-striped flatworm) at Holt, ACT - 18 Feb 2021 by tpreston
Caenoplana coerulea (Blue Planarian, Blue Garden Flatworm) at Holt, ACT - 18 Feb 2021 by tpreston
Anzoplana trilineata (A Flatworm) at Holt, ACT - 18 Feb 2021 by tpreston
Psaltoda moerens (Redeye cicada) at Holt, ACT - 10 Dec 2020 by Christine
Podalonia tydei (Caterpillar-hunter wasp) at Holt, ACT - 23 Nov 2020 by Christine
Rhinotia sp. (genus) (Unidentified Rhinotia weevil) at Holt, ACT - 10 Nov 2020 by Roger
Paropsisterna nobilitata (Leaf beetle, Button beetle) at Holt, ACT - 9 Nov 2020 by Roger
Ischnura aurora (Aurora Bluetail) at Holt, ACT - 9 Nov 2020 by Roger
Harpobittacus australis (Hangingfly) at Holt, ACT - 9 Nov 2020 by Roger
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Pieris rapae (Cabbage White) at Holt, ACT - 16 Oct 2020 by Christine

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Location information

Sighting information

  • 1 Abundance
  • 24 May 2022 08:04 PM Recorded on
  • trevorpreston Recorded by

Additional information

  • 25mm to 50mm Animal size

Species information

Record quality

  • Images or audio
  • More than one media file
  • Verified by an expert moderator
  • Nearby sighting(s) of same species
  • GPS evidence of location
  • Description
  • Additional attributes
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