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Other Arthropods

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Other Arthropods

Centipedes (Chilopoda)

Crustaceans (Crustacea)

Harvestmen (Opiliones)

Millipedes (Diplopoda)

Mites and Ticks (Acarina)

Scorpions (Scorpiones)

Other Arachnids (Arachnida)

Symphyla (Garden Centipedes)

Featured sightings

Urodacus manicatus (Black Rock Scorpion) at Acton, ACT - 21 Sep 2025 by NateKingsford

Euastacus armatus (Murray River Crayfish) at Uriarra Village, ACT - 19 Apr 2025 by TCosta

Engaeus cymus (Blunt Nosed Burrowing Crayfish.) at Brindabella, ACT - 4 Apr 2025 by TCosta

Triops australiensis (Tadpole Shrimp, Shield Shrimp) at Lake Mackay, NT - 14 May 2024 by Darcy

Euastacus sp. (genus) (Spiny crayfish) at Kosciuszko National Park - 13 Apr 2023 by RangerRiley

Neopilionidae (family) (A Harvestman) at Wilsons Valley, NSW - 20 Jan 2024 by Harrisi

Engaeus cymus (Blunt Nosed Burrowing Crayfish.) at Paddys River, ACT - 15 Jan 2024 by aussiestuff

Urodacus manicatus (Black Rock Scorpion) at Canberra Central, ACT - 5 Oct 2023 by trevorhickman

Latest sightings

Cherax destructor at Hackett, ACT - 1 Jan 2026 by WalterEgo

Engaeus cymus at Uriarra Village, ACT - 31 Dec 2025 by KellyNPAACT

Cherax destructor (Common Yabby) at Greenleigh, NSW - 22 Dec 2025 by LyndalT

Unverified Mite and Tick (Acarina) at Higgins, ACT - 20 Dec 2025 by AlisonMilton

Acari (informal subclass) at Mount Buffalo, VIC - 16 Dec 2025 by Hejor1

Unverified Millipede (Diplopoda) at Yaouk, NSW - 13 Dec 2025 by AlisonMilton

Armadillidium vulgare (Slater bug, woodlouse, pill bug, roley poley) at Beechworth, VIC - 15 Dec 2025 by Hejor1

Neopilionidae (family) (A Harvestman) at Beechworth, VIC - 15 Dec 2025 by Hejor1

Cherax destructor at Tarrawingee, VIC - 15 Dec 2025 by Hejor1

Paradoxosomatidae sp. (family) by Rachel9876

Acari (informal subclass) at Acton, ACT - 5 Dec 2025 by TimL

Unverified Mite and Tick (Acarina) at Holt, ACT - 7 Dec 2025 by AlisonMilton

Unverified Mite and Tick (Acarina) at Higgins, ACT - 7 Dec 2025 by AlisonMilton

Cherax destructor (Common Yabby) at Bruce, ACT - 3 Dec 2025 by AlisonMilton

Erythraeidae (family) (Erythraeid mite) at Kambah, ACT - 4 Dec 2025 by TimL

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Discussion

MattBeitzel wrote:

1 Jan 2026

possibly an Engaus cymus burrow. there are other crays that are known in that area however Engaus are ususally in dryer areas and have more of a chimney of mud balls.

Engaeus cymus

RogerF wrote:

25 Oct 2025

Well spotted Tim

Acari (informal subclass)

Mike wrote:

20 Oct 2025

Aceria genistae, Broom gall mite, introduced for biocontrol of broom.

Acari (informal subclass)

MattBeitzel wrote:

7 Oct 2025

No other potential species in this location have this morphology. However, there isnt enough of the remains to make a formal id.

Cherax destructor

MichaelMulvaney wrote:

30 Sep 2025

Thanks Nate - much appreciated

Lychas sp. (genus)

Significant sightings

Species Richness Score (SRS)

315

Top contributors

trevorpreston 505
Hejor1 220
TimL 140
AlisonMilton 110
jb2602 77
kasiaaus 60
Christine 58
NateKingsford 44
Tapirlord 33
NedJohnston 31

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