Zilker Trek Mobile Media Scavenger Hunt is a project of the Save Barton Creek Association. It was generously funded by a grant from the AT&T Foundation. The web site was generously funded by The Save Barton Creek Association.

Creator, Executive Producer and Director
Karen Kocher

Associate Producer
Keeley Steenson

Deb Lewis

Justin Hennard

Casey Dehlinger

Ricky Borrego
Stephanie Jagst

Website Graphics and Flash Map by Snert Studios

Web Programming and Hosting by

Website Security by

Image Credits


Kevin T. Karlson
Olivier Lajuzan
Marie Read
Saugus Photos Online
United States Fisheries and Wildlife Services Digital Library System.

Bird Sounds courtesy of Macaulay Library, Cornell Lab of Ornithology

Native Plants

Joseph Marcus
Andy and Sally Wasowski
Keeley Steenson


Photographs courtesy of Freshwater Fishes of Texas: A Field Guide. Text by Carla Hassan-Williams and Timothy H. Bonner. Photographs by Chad Thomas. Texas A&M Press 2007.
Lisa O’Donnell at the City of Austin.

Butterflies, Caterpillars, Food-plants

Thomas J. Allen
Bill Bouton
Judy Burris
Jim P. Brock
Dale Clark
The Dallas Lepidopterists Society
Kim Davis
Norman G. Flaigg
Joseph Marcus
Thomas Muller
Maggie Ross
Mike Stangeland
Andy and Sally Wasowski

Original Art

Zilker Trek map
Chris Celusniak

Mock Field Journal
Georgia Hewitt and Katie Buck

Drawings of Koi
Dale Whaley

Andy Goldsworthy student sculptures courtesy of Andrea Millard, Austin Museum of Art, and Matthews Elementary.

Subject Matter Experts

Cate Bergman
Dee Ann Chamberlin
Laurie Drees
Jesse Huth
Paul Knox
Ann Molineux
Mike Quinn, Texas Parks and Wildlife
Stan Van Sandt
Chock Woodruff

Special Thanks

Kevin Anderson
Julia Balinsky
Rene Barrera
Jodi Bart
George Cofer
Juliet Dervin
Julyette Evans
Shudde Fath
Chase A. Fountain
Sonia Freeland
Clemente Guzman III
Joan Hendrix
Leith Hewitt
Melvin Hinson
Jaci Kroupa
John Maisano
Susan McCleland
Eva Munoz
Margaret Marucci
Laura Naski Ph.D
Tom Nelson
Victor Ovalle
Pamela Owen, Ph.D
Ricardo Ramirez
Margaret Russell
Nick and Noah Schatz
Tom Schatz
Kathy Smartt
Don L. Whaley
Austin Flower Company
Ladybird Johnson Wildflower Center
Texas Memorial Museum
Texas Parks and Wildlife