Restoring Habitat in an Restoring Habitat in an Agricultural System on Agricultural System on Catalina Island Catalina Island Carlos de la Rosa & Shane Barrow Carlos de la Rosa & Shane Barrow Catalina Island Conservancy Catalina Island Conservancy NCER Conference, Los Angeles NCER Conference, Los Angeles 24 July 2009 24 July 2009
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Restoring Habitat in an Agricultural System on Catalina Island · Restoring Habitat in an Agricultural System on Catalina Island ... • 1562 – Juan Rodriguez Cabrillo “discovers”
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Restoring Habitat in an Restoring Habitat in an
Agricultural System on Agricultural System on
Catalina IslandCatalina Island
Carlos de la Rosa & Shane BarrowCarlos de la Rosa & Shane BarrowCatalina Island ConservancyCatalina Island Conservancy
NCER Conference, Los AngelesNCER Conference, Los Angeles24 July 200924 July 2009
About This Presentation
• Overview of Catalina Island’s history of agricultural and other uses
• Review two recent restoration and adaptive management examples that deal with this management examples that deal with this history
• A discussion on ecosystem restoration and natural and cultural resource protection in a complex socioeconomic setting
•“…to be a responsible steward of its lands through a balance of conservation,
education and recreation.”
Santa Catalina Island, Southern California
Santa Catalina Island, Southern California
• 48,000 acres, 26 miles long, 8 miles wide
Basic Statistics
8 miles wide
• Three land owners
– Catalina Island Conservancy (88%) (Land Trust)
– Santa Catalina Island Company (11%) (Private, for-profit corp.)
– City of Avalon (1%) (Incorporated city, LA County)
• Close to 1.0 million visitors per year
Santa Catalina Island, Southern California
Basic Statistics
• Approximately 4,500 year-round residents
• Mediterranean climate, numerous rare and endemic species (~50), long history of occupation (7,000 years plus), multiple uses, many environmental issues
Catalina Island Timeline
• 7,000 years ago (or more) -Native Americans arrive to Catalina Island.
• 1562 – Juan Rodriguez Cabrillo “discovers” the Island. Calls it San Island. Calls it San Salvador.
• 1602 – Sebastian Vizcaíno revisits the Island. Renames it Santa Catalina.
• 1820 – last Native Americans removed from the Island (becoming part of the Gabrielinos).
Catalina Island Timeline cont.
• 1846-1850 – First ranch established on the Island. Goats introduced.
• 1849 – Gold rush in • 1849 – Gold rush in California. By 1863 prospectors mine silver and other minerals.
• 1850s – Sheep introduced to the Island.
Catalina Island Timeline cont.
• 1852 – California becomes part of the Union.
• 1864 – Union soldiers arrive to the Island. Leave later that year after helping later that year after helping to evict squatters and sheep herders.
• 1887 – Several grants and leases for cattle and sheep.
Catalina Island Timeline cont.
• 1880s – vacationers discover Catalina. Island life will never be the same.
• 1887 – George Shatto • 1887 – George Shatto founds Avalon.
• 1892 – Banning Brothers purchase the Island and form the Santa Catalina Island Company.
Avalon 1883
Catalina Island Timeline cont.
• 1894 – Eagles Nest
Lodge built near
Middle Ranch.
• 1919 – William • 1919 – William
Wrigley Jr. Acquires
the Island Company.
• 1924 – Bison
introduced to the
Island.
Catalina Island Timeline cont.
• 1930s – Pigs introduced (to control rattlesnakes) and deer (for hunting).
•• Prevent new species introductions;Prevent new species introductions;
•• Eradicate incipient species before they become Eradicate incipient species before they become •• Eradicate incipient species before they become Eradicate incipient species before they become
widespread and costly to manage;widespread and costly to manage;
•• Treat widespread species at sites of high conservation Treat widespread species at sites of high conservation
value;value;
•• Eliminate or reduce the spread along dispersal Eliminate or reduce the spread along dispersal
corridors (down the road, in a sense).corridors (down the road, in a sense).