Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula),in the planktonic stalked colonies (Epistylis)
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula) and freshwater flatworm (Dugesia subtentaculata) in the planktonic stalked colonies (Epistylis)
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae), with sludge worm prey
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae), mealtime
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae), hunting phantom midge larva
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae), cleaning its labial mask
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula)
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula)
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae)
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula) feeding on a sludge worm (Tubificidae)
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula)
Jan Hamrsky: Azure damselfly nymph (Coenagrion puella)
Jan Hamrsky: Azure damselfly nymph (Coenagrion puella) lurking for a prey by the water surface
Jan Hamrsky: White-legged damselfly nymph (Platycnemis pennipes)
Jan Hamrsky: White-legged damselfly nymph (Platycnemis pennipes)
Jan Hamrsky: Narrow-winged damselfly nymph (Coenagrionidae)
Jan Hamrsky: Damselfly nymph (Erythromma najas) 01
Jan Hamrsky: Damselfly nymph (Erythromma najas) 02
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula) 02
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula) 01
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula) 03
Jan Hamrsky: Large red damselfly nymph (Pyrrhosoma nymphula) 04