Lake Mead National Recreation Area Sensitive Wildlife Species Monitoring and Analysis: Quarterly Progress Report, Period Ending December 31, 2005

摘要

Topsoil replacement monitored at Willow Beach Wastewater Rehabilitation Project Desert tortoise surveys and monitoring conducted for Northshore Road reconstruction projects, and desert tortoise training provided to 9 construction contractors. Field work associated with the project to remove desert tortoise radio transmitters from animals on Mormon Mesa completed. Weekly data processing for Desert Bighorn Sheep monitoring associated with the Hoover Dam Bypass Project continued. Fall field surveys for relict leopard frogs completed (11 sites surveyed); last of this year’s head-started animals released; RLFCT meeting held. Work started on a digital database (GIS) of Peregrine falcon observations. Monthly shorebird surveys conducted (22 site surveys total); Access database of shorebird survey data was developed. Upcoming southwestern willow flycatcher surveys were planned and coordinated with other agencies. Point counts for several sensitive songbird species conducted (37 sites total); coordination and consultations to refine field methods for songbird study conducted. Upcoming bald eagle survey/census organized.