Fluorescence Images by Charles Mazel

Bonaire 2

Bristleworms were everywhere on the Bonaire reefs, and they fluoresced brightly! Even very tiny ones (just a few millimeters) were easy to spot in fluorescence.

Technical details:

Camera: Nikonos V with 28 mm lens and Nikonos close-up kit

Camera filter: NightSea BBCU barrier filter

Electronic flash: Ikelite Substrobe 300

Excitation filters: NightSea BE5 exciter filter

Film: Fujichrome Sensia ASA 400

F-stop: f4 - f8

Exposure control: TTL mode with ASA knob set to 150

All images © Charles Mazel

Bristleworm on coral rubble

Bristleworm on coral rubble

Bristleworm on coral rubble

Bristleworms on coral

Small bristleworm on coral

Left picture - tiny (3 mm) bristleworm on turf algae, fluorescing yellow. Right picture - white light picture of the same area. Yellow arrow points to the location of the small bristleworm.