Field Class: Amphibians & Reptiles of the Ellis Preserve

Christian Oldham is an expert on reptiles and amphibians. He earned a B.S. in Biology, a master’s in forestry and Natural Sciences, and has conducted research on herpetofauna and freshwater ecology. Since moving to the islands, he has been involved in research projects with Kwiaht, established a reptile zoo at YMCA Camp Orkila, and given numerous well-received public presentations. Christian is a principal researcher and consultant on the status and range of the sharp-tailed snake in the San Juans.  

Join us and follow along on an exploratory walk as Christian's research and deep knowledge of herpetofauna guide our observations and discussions in the field.

• Date: Saturday, June 14 2025
• Time: 1:30pm - 3:30pm
• Location: 842 Hoffman Cove Rd., Shaw Island
• Bring: Water, footwear, and weather-appropriate clothing for a short walk.
• Questions? Email Ruthie Dougherty, SJPT Preserve Curator/Interpretive Specialist

Please note:

This event is limited to the first 12 people who sign up. (You can join the waiting list when you sign up if capacity has been reached. If there are cancellations, we will contact the next in line as soon as possible.)

All participants are required to sign an SJPT liability waiver. Please ensure that everyone you register, including yourself, has filled out our online waiver in English or en Español (required as part of the registration process).

Todos los participantes deben firmar una exención de responsabilidad del SJPT. Asegúrese de que todas las personas que registre, incluido usted mismo, hayan completado nuestra exención en línea en inglés o en español (requerido como parte del proceso de registro).