Skip to content. Skip to navigation

Cornell Lab of Ornithology


Sevengill Shark Sightings

Population dynamics study of Sevengill sharks in the San Diego area.

Sevengill Shark Sightings

Long-term population dynamics study of Sevengill sharks (Notorynchus cepedianus) in the San Diego area, slated to run 3-5 years, to determine the reason for an apparent increase in the number of encounters between divers and this species beginning in 2010. More information on this project can be found at:
Sevengill Shark Sightings



Topic - Sevengill Sharks

Audience - Scuba divers

Location - San Diego, CA

Goals - Track Sevengill Sharks

Other - ID individual sharks via a pattern recognition algorithm


Sevengill Shark Sightings
Shark Observation Network


Michael Bear, Founder, Sevengill Shark Sightings email Michael Bear

Citizen science, volunteer monitoring, participatory action research... this site supports organizers of all initiatives where public participants are involved in scientific research.

More about this...