Entoma
Grenadier, Agrionoptera insignis, plate

Skimmers

Agrionoptera insignis

Grenadier

The male of this dragonfly has an abdomen so thin and bright red at the base that it looks swollen there compared with the rest of its length.

WhereForest marshes, streams and mangroves
Size37 to 41 mm body length
WhenJanuary to December

The Grenadier is a colourful, handsomely marked dragonfly. The male has a thin red abdomen swollen at the base, a metallic green face and a robust thorax mottled with yellow, while the female has a similarly shaped but orange brown abdomen.

It breeds in lowland forest marshes, sluggish streams and shady drains in disturbed country, and can also be found along the landward edge of mangroves.

Traits

Habitat

Wetland

Colour

Red, Metallic, Yellow

Active

Day

To people

Perches near shaded forest pools; harmless to people.

Activity through the year

Often confused with

Asian blood tailOpen entry ›
Lathrecista asiatica

Named for similarly bright red colouring, but lacks the swollen red abdomen base and metallic green face of the Grenadier, with a more evenly red thorax.

Questions

Is the Grenadier dangerous to people?

Perches near shaded forest pools; harmless to people.

When can you see the Grenadier?

The Grenadier can be seen from January to December, by day.

Plate retouched from a photo by Rainer Breitling, CC BY 4.0, iNaturalist Licence

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Dragonflies and damselflies›Skimmers›Agrionoptera

Last updated 2026-09-27. Every entry is checked against published sources.