Indothemis carnatica
In 3 days ~10% in a week ~30%
Indothemis carnatica, the black marsh skimmer, or light-tipped demon, is a species of dragonfly in the family Libellulidae. It is found in India, Sri Lanka and Thailand. It is a small dark violaceous or blackish-brown dragonfly with yellow markings obscurely showing through. Its thorax is blackish-brown, obscured with pruinescence and appears uniformly dark violaceous in full adults. Young males and females are yellowish. Abdomen is dark violaceous with yellow markings obscurely showing through. Its anal appendages are pale yellow tipped with black.
Female differs very widely from the male in colour and markings. Its thorax is golden-yellow on dorsum, pale greenish-yellow laterally. There is a diffuse brown antehumeral stripe. Abdomen is golden-yellow on dorsum, fading to greenish-yellow laterally, marked with black and reddish-brown. There is a narrow sub-dorsal stripe extending in a very broken manner from segment 2 to the end of abdomen. There is a mid-dorsal stripe black on carina, brown at its borders extending from segment 2 to 9, broadening on the terminal segments and becoming confluent with the sub-dorsal stripe. Segment 10 is yellow, with
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| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Doi Inthanon National Park | 🇹🇭 Thailand | |
| 2 | Kaeng Krachan National Park | 🇹🇭 Thailand |
Rare
Under 5% of wildlife watchers report a White-Tipped Demon sighting in Tuen Mun on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 492nd most-seen of the 557 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
August to October
In those months about 10% of wildlife watchers report a White-Tipped Demon in Tuen Mun on a given day, against under 5% in November to July, the lowest months.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most White-Tipped Demon sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
5th of 8
Of the 8 cities where we can rate White-Tipped Demon sightings, Tuen Mun ranks 5th at under 5%. The best odds are in Hyderabad (India, about 10%), Mumbai (India, about 10%) and Pune (India, under 5%).
Same family: Libellulidae
The closest relatives of the White-Tipped Demon that you can see in Tuen Mun (family Libellulidae, Skimmers) are Common Picture Wing (about 30%), Slender Skimmer (about 20%) and Pied Paddy Skimmer (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the White-Tipped Demon is recorded against all the insects logged in Tuen Mun (5 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
