CAP Georeferencing Protocols

Protocol for georeferencing individual specimen records ​(using the occurrence editor / data entry page in CCH2)
Make sure to visit our Georeferencing Training Course for further training and demonstration of using this protocol.
​Batch georeferencing protocol ​(using the batch georeferencing tool)
Protocol for Georeferencing in a CoGe community

Illustrated Georeferencing Guide

Illustrated georeferencing guide
(booklet format, for printing)

Illustrated georeferencing guide
​(non-booklet format, for electronic use)

Georeferencing Webinar

This webinar describes the concept and process of georeferencing and focuses on demonstrating georeferencing tools in the CAP data portal, CCH2 (cch2.org). We provide examples of how to georeference certain localities, and when not to georeference.

Georeferencing Resources

CalTopo: Integrated USGS maps, aerial photos, and other layers to facilitate location discovery

US Forest Service Interactive Map: Visualize forest service (FS) roads, campground, and trails

USGS Historical Topographic Map Explorer

Georeferencing.org: Conversion tools, maps, gazetteers, and more

USGS Topo Map Locator: free GeoPDFs of topo maps of historic and modern U.S.A.

Earth Point: Township Range Section Locator (Google Earth)

Old Maps Online: Library of historical maps

David Rumsey Historical Map Collection

In particular, this State Highways of California, 1960 map is helpful:

Perry Castaneda Library: Historical map collection

Other Georeferencing Guides & Protocols

Wieczorek et al. 2012. Georeferencing quick reference guide

Georeferencing herbarium specimens using GeoLocate   (iDigBio webinars)

Wieczorek et al. 2004: Original description of point-radius method of georeferencing

Florida State University collaborative georeferencing protocol

MSU Herbarium georeferencing protocol

Florida Museum georeferencing protocol