Sage Rock | MARINe

Sage Rock

Click here for Long-Term trends

Click here for Biodiversity Survey findings

Sage Rock is located in Southeast Alaska. This site was originally established in 1996 by Dr. Molly Ahlgren and her students at the then Sheldon Jackson College. This moderately sloping site consists of extremely uneven terrain, containing many deep cracks and folds.

Sage Rock long-term monitoring overview

Sage Rock is dominated by a mixture of consolidated bedrock, boulder fields, and sandy beach, and the area surrounding the site is comprised of a mixture of consolidated bedrock, boulder fields, and pebble beach. The primary coastal orientation of this site is southwest.

Sage Rock long-term monitoring closeup

Long-Term Monitoring Surveys at Sage Rock were established in 2011, and are conducted by Sitka Sound Science Center. Long-Term MARINe surveys currently target the following species: Chthamalus/Balanus (Acorn Barnacles), Semibalanus (Thatched Barnacle), Fucus (Northern Rockweed), and Pisaster (Ochre Star). In addition, motile invertebrates are monitored at this site. Click here to view Long-Term trends at this site.

Biodiversity Surveys were done in 2012 and 2018. The Biodiversity Survey grid encompasses one section that is approximately 20 meters (along shore) x 10 meters (seaward). Click here to view Biodiversity Survey findings at this site.

For more information about Sage Rock, please contact Melissa Miner (

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