Use this tag for questions related to DIVA-GIS which is a free geographic information system suitable for mapping and analyzing biodiversity data.

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71 views

How to upload a series of OS map sheets using QGIS and merge together?

I need to upload historic OS sheets in tiff format, and 'stitch' them together, as some districts are spread over a number of sheets. I have no idea how to do this. Can anyone help?
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1answer
71 views

How to combine historic OS sheets in order to create density maps of historic streets

I really need some advice on creating historical street maps using GIS software (I have access to QGIS and Diva). Basically, I want to upload a number of historic OS sheets, which I have downloaded ...
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1answer
30 views

Where to find administrative L-2 polygons under open license?

NaturalEarth provide L-0 (countries) and L-1 (sub-division) shapefiles, but no L-2 (sub-sub-division) shapefiles. GADM.org provides L0 to L-5 data, and have a pretty good coverage for L-2 ...
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17 views

Joining grid files of one variable covering adjacent tiles into a .clm file

I have a study area covering four tiles and have managed to get to the point of making clm files successfully in DIVA GIS (v7.4) from the grid files of the worldclim data. The resulting four files for ...
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28 views

Joining by location - DIVA-GIS .dbf layer not included

I want to get place names from a .dbf file displayed on my map. I've imported the .dbf file as a vector layer. The gazetteer table does not have any ID fields so I was trying to use the "Join by ...
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1answer
83 views

List index out of bounds [-1] when making bioclimatic variables in DIVA GIS

I am working with climate data and I would like to make 19 bioclimatic variables which I can use for ecolgical niche modeling in Maxent. I am following this tutorial ...
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2answers
421 views

Problems in making CLM files with DIVA-GIS

I am fairly new to GIS softwares and this will be my first post here. I'm working with DIVA-GIS and was redirected here. I hope this is the correct place. I am doing a research which involves ...
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1answer
388 views

In DIVA GIS how can I change the polygon co-ordinates of a .shp file?

I am using polygon layers from various sources to create species distribution maps however some of the layers have different polygon coordinates to others, therefore I cannot use them together as ...
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71 views

Trouble with making shapefile from xls file

Using DIVA GIS, each time I attempt to import some species data from an xls file to be plotted onto a map, the program becomes very slow and eventually becomes unresponsive. My dataset originally ...
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0answers
2k views

How to load and view .gri and .grd files in QGIS [closed]

An online GIS Repository called DIVA-GIS (http://www.diva-gis.org/gdata) offers data in three formats - ERSI files, "DIVA gridfiles", and DBF files The DIVA gridfiles have extensions .gri and .grd ...