Avenza Maps
Spiders Cut Field Map Nov 2020
Douglas / Spider Cut Sonar
Collected March 2017. Elevation data calculated from sonar readings and tidal data by Joann Mossa & Chen Yin-Hsuen
East River Sonar
Collected August 2017. Elevation data calculated from sonar readings and tidal data by Joann Mossa & Chen Yin-Hsuen
Download East River Field Map
Download Distributary Topo Map