Red-veined Dropwing (Trithemis arteriosa)

The Red-veined dropwing (Trithemis arteriosa), is a species of dragonfly in the family Libellulidae.

Trithemis arteriosa is widespread and common in most of its range which includes most of Africa and extends to western Asia and southern Europe.

This dragonfly is found in and near a wide variety of slow-flowing and still-water habitats.

This was the most common dragonfly I encountered in Israel.

Juvenile Male

References:

• https://en.wikipedia.org/wiki/Trithemis_arteriosa
• Records on iNaturalist here

Great Blue Skimmer (Libellula vibrans)

The great blue skimmer (Libellula vibrans) is a dragonfly of the skimmer family (Libellulidae) . With a total length of up to 63 mm, it is one of the largest skimmers. The immature forms of the skimmer are brown in color and mature forms are blue hued.

Encountered near lakes, ponds, and slow streams in the eastern United States and rarely in southern Ontario, Canada. Larvae live on mud bottom among detritus.

References:

• iNaturalist record
• Great blue skimmer (wikipedia)
• IUCN profile