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Week Four: Lake Walk


The Secret Lives of Chautauqua’s
Threatened Wildlife

Speaker/Guide: Twan Leenders
Location: Lakeside porch of the Youth Activities Center near Heinz Beach

Twan will lead a presentation of the rare and endangered wildlife of the Chautauqua Lake watershed, including the status of the Spiny Softshell Turtles, Bald Eagle and Osprey recovery, and decline of bats, purple martins, nighthawks and chimney swifts. 

Twan is President of the Roger Tory Peterson Institute of Natural History ( He is a conservation biologist specializing in amphibians and reptiles, is an avid nature photographer and writes and illustrates field guides.

With a focus on land conservation and watershed education, the Chautauqua Watershed Conservancy, a 501C3 charity, is dedicated to preserving and enhancing the water quality, scenic beauty and ecological health of the lakes, streams and watersheds of the Chautauqua region. Working with residents, landowners, landscapers, developers, contractors, public officials, and governmental entities, CWC promotes best land management practices and preserves and restores the waterways/sheds of the region. CWC has led efforts resulting in the conservation of more than 1,000 acres of land and 2 miles of shoreline!

Note:  Some Lake Walk presentations may involve short, non-strenuous walks and may take you to rough terrain.  Please come prepared for light exertion and occasional inclement weather.  Appropriate clothing and footgear are suggested.


Earlier Event: July 15
Week Four: Monarch Moments & More!
Later Event: July 16
Week Four: Bird Talk and Walk