"Tramea limbata", Black Marsh Trotter, is a medium sized black dragonfly with blood red tail and black hindwing patch. Male face is olivaceous or bright ochreous in front and dark iridescent violet above. This midday flying dragonfly is commonly seen patrolling over water bodies and rarely sits. Female is very similar to male (this is a male). However, the black markings on the abdomen are more extensive.