Jan Hamrsky / Phantom midge (Chaoborus flavicans) adult male, Europe, March. Controlled conditions.

Jan Hamrsky / Phantom midge (Chaoborus flavicans) pupa, Europe, February. Controlled conditions.

Jan Hamrsky / Phantom midge (Chaoborus flavicans) larva, dorsal view, Europe, February. Controlled conditions. Image taken using digital focus stacking.

Jan Hamrsky / Backswimmer (Notonecta glauca) feeding on phantom midge larva, Europe, February, controlled conditions.

Jan Hamrsky / Phantom midge (Chaoborus flavicans) larva, Europe, February, controlled conditions.

Jan Hamrsky / Large red damselfly nymph (Pyrrhosoma nymphula) feeding on phantom midge larva (Chaoborus flavicans) Europe, October, controlled conditions

Jan Hamrsky / Large red damselfly nymph (Pyrrhosoma nymphula) hunting phantom midge larva (Chaoborus flavicans) Europe, October, controlled conditions

Jan Hamrsky / Phantom midge larva (Chaoborus flavicans) head detail, Europe, October, controlled conditions

Jan Hamrsky / Phantom midge larva (Chaoborus flavicans) Europe, October, controlled conditions

Jan Hamrsky / Phantom midge larva (Chaoborus flavicans) Europe, October, controlled conditions

Kim Taylor / Phantom Midge (Chaoborus crystallinus) larva hangs motionless in the water with the aid of air bubbles fore and aft, maintaining its body in the horizontal position. Surrey, UK

Kim Taylor / Pupa of Phantom midge {Chaoborus crystallinus} UK.

Kim Taylor / Pupa of Phantom midge {Chaoborus crystallinus} UK.

Kim Taylor / Pupa of Phantom midge {Chaoborus crystallinus} UK.

Kim Taylor / Pupa of Phantom midge {Chaoborus crystallinus} amongst aquatic plants, UK.