Ruby Darter

Scientific name: Rhodothemis rufa

Habitat: marsh, pond

Body length: 42-49 mm

Distribution in Hong Kong: Widespread, e.g. Hong Kong Wetland Park, Kai Kuk Shue Ha

Flight period in Hong Kong: April to October

Similar species: Crimson Darter (Comparison: male)

Identification features (male): 

1. Bright red vertical stripes at two sides of dorsal carina

2. Bright red vertical stripes on centre of synthorax dorsum

3. Legs black

4. Abdomen bright red

Identification features (female): 

1. Synthorax and abdomen mainly yellowish brown

2. Yellowish white spots on two sides of dorsal carina

3. Yellowish white vertical stripes on centre of synthorax dorsum