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Natural history collections and locality data. Biodiversity Data in Natural History Collections 1 billion specimens in 1600 natural history collections.

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Presentation on theme: "Natural history collections and locality data. Biodiversity Data in Natural History Collections 1 billion specimens in 1600 natural history collections."— Presentation transcript:

1 Natural history collections and locality data

2 Biodiversity Data in Natural History Collections 1 billion specimens in 1600 natural history collections Location information and environmental data Associated metadata: GenBank accession numbers Associated collections: DNA, songs, calls

3 Label Data Scientific name – including authority Collector Location – state, county, specific site, GPS coordinates Associated species Notes

4 Label Data Scientific name – including authority Collector Location – state, county, specific site, GPS coordinates Associated species Notes

5 United States: Florida: Nassau County. Ralph Simmons State Forest. About 5 miles SE of Folkston, Georgia. From east entrance into Forest, go west and then north on dirt roads. Sandhills with young planted longleaf pines and patchy grass-forb understory. Locality Data: Callisia graminea grassleaf roseling

6 What’s in a locality A description of collection location. Written from specific to general, including a specific locality, offset(s) from a reference point, and administrative units such as county, state, and country.

7 Why do good localities matter? Collecting data in the field sets the stage for good georeferencing procedures. Contains useful information for biologists – Future collections, conservation, ecology, taxonomy, niche modeling…..

8 Occurrence Map – 5,942 occurrences – Over 190 species Overlaid with expert distribution map (Smith and Downs, 1977

9 What A Locality Should Be Specific Succinct Unambiguous Complete Accurate Precise More Precise Less Precise More Accurate Less Accurate x

10 Habitat and elevation Brief description of the habitat the organism was found (i.e. Coastal hammock) Provide an elevation value Report the source of elevation (map, altimeter, seat of pants, etc.)

11 Coordinates It is not enough to have locality description alone, coordinates are now essential. Decimal degrees are recommended. More decimal places are better.

12 Examples of Good and Bad Localities Vague localities –BAD: “Sacramento River Delta” - an extremely large geographic area BETTER: “Locke, Sacramento River Delta, Sacramento Co., California” - names a town within the Delta –BAD: “3 mi W of San Jose/Cartago border” - without additional details, this would mean anywhere 3 mi W of the border GOOD: “3 mi W of San Jose/Cartago border on Highway 2, San Jose Province, Costa Rica”


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