Submit Honeycomb worm Reef Sightings

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Abundance of honeycomb worms

By looking at the following pictures, are you able to estimate honeycomb worm abundance at your observation site? You can enlarge the photos by clicking on them.

Absent
No honeycomb worms seen

Rare
Scattered tubes closely attached to the substrate, often difficult to see, covering less than 1 m² surface area

Occasionnal
Scattered small patches of tubes, closely adhering to rocks or other hard substrate (veneers), covering less than a total of 10 m²

Frequent
Many scattered small patches rarely extending over 1 m² each exhibiting straight or perpendicular orientation to the substrata, covering less than a total of 100 m²

Common
Numerous large patches or hummocks, protruding from the substrata less than 30 cm, covering more than 100 m² in total

Abundant
Numerous large patches almost always over 1 m2 in area forming hummocks over 30 cm thick, covering over 1000 m²

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