Previous Sea Urchin Barrens
4 of 33 from Tanu

Strongylocentrotus franciscanus (Red Sea Urchin)

The Sea Urchins used to be kept in check by sea otters. Now there are so many they have eaten almost all of their primary food (kelp) on the lower parts of the bottom. The Sea Urchins now come out of the water to eat the highest growing kelps.

Camera: Olympus TG-6
Date: Sunday, July 16th, 2023 at 8:32 AM
Exposure: 1/100 sec at f2.0
Exposure Compensation: 873 ev
ISO: 200 asa
Lens: Built In Zoom Lens at 4.5mm
(equivalent field of view of a 25mm lens on a 35mm camera)
Region: North America, Canada, British Columbia, North Coast RD, Gwaii Haanas
Scientific Name: species related to Strongylocentrotus franciscanus (Red Sea Urchin)
Tag: underwater, sea urchin
Larger image: 2000 x 1500
Raw image: 4000 x 3000

John Harvey Photo > John's Overnight Page > Haida Gwaii > Tanu > Sea Urchin Barrens
John Harvey Photo > John's Overnight Page > Haida Gwaii > Graham Island > Tanu > Sea Urchin Barrens

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Last Modified Tuesday, October 3rd, 2023 at 22:24:57. Edit
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