Hemicordulia tau
3 Tau Emerald at Acton, ACT
Identify this sighting
| Hemicordulia tau | HarveyPerkins | 3 Dec 2021 | |
| Unverified | TimL | 3 Dec 2021 |
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User's notes
The second image shows what I understand is the closed anterior thoracic spiracle, which provides oxygen to the dragonfly’s wing muscles and brain, hidden away behind the head/eye structure. Thanks to Marcus Leach for the initial sighting.
2 comments
Location information
- Coordinates 149.107853-35.272528
- Altitude 635.5m
- Maps ANBG
- Places Acton, ACT
Sighting information
- 1 Abundance
- 28 Nov 2021 01:05 PM Recorded on
- TimL Recorded by
- 50mm or larger Animal size
Collections
- TimL Canberra & Southern Tablelands NatureMapr Hemicordulia tau Dragonflies (Anisoptera) Dragonflies & Damselflies (Odonata) Insects
Species information
- Hemicordulia tau Scientific name
- Tau Emerald Common name
- Not Sensitive
- Local native
- Non-invasive or negligible
- Up to 1635.4m Recorded at altitude
- External link More information
Record quality
Quality score
7 / 7
- 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