Restoration Project

University of California Institute of Marine Science - Corona del Mer

Restoration Objective:

The objective of restoration efforts was to restore lost Macrocystis forests and their associated biological and economic value.

Site Selection Criteria:

A site was selected with historical Macrocystis beds.

Cause Of Decline:

Two years of abnormally high sea surface temperatures from 1957 - 1959 caused the complete loss of the last remaining Macrocystis stands along Paolo Verde.

Key Reasons For Decline:

Ocean warming

Scientific Paper

Annual Report, Kelp Habitat Improvement Project 1974-1975. California Institute of Technology

W. North, , p.147.

Organisation:

University of California Institute of Marine Science

Site Observations:

Observation Date

6th Jun 1973 – 8th Aug 1974

Action Summary:

Mexican Macrocystis pyrifera plants were cultured in warm water until they were a few inches tall, then were individually attached to rocks on the substrate.

Lessons Learned:

None reported

Project Outcomes:

None of the Mexican plants off Corona del Mar survived.

Key Reasons For Decline:

Ocean warming

Indicator Data:

Indicator:

Ending Value:

Starting Value:

Presence / Absence of Kelp

Costings:
Cost Currency:USD