# Data Use Club Practical Session : Data Quality

**URL:** <https://discourse.gbif.org/t/data-use-club-practical-session-data-quality/3693>\
**Category:** Data Use\
**Created:** [November 14, 2022, 10:11am UTC](https://discourse.gbif.org/t/data-use-club-practical-session-data-quality/3693 "2022-11-14T10:11:21Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![AndrewRodrigues](https://avatars.discourse-cdn.com/v4/letter/a/91b2a8/32.png) [@AndrewRodrigues](https://discourse.gbif.org/u/AndrewRodrigues)\
**Post date:** [November 14, 2022, 10:11am UTC](https://discourse.gbif.org/t/data-use-club-practical-session-data-quality/3693/1 "2022-11-14T10:11:21Z")

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A space for continued discussion and questions that arose from the practical session on data quality on the 16th November 2022. Here are the links from the presentation:

> **[Common things to look out for when post-processing GBIF downloads](https://data-blog.gbif.org/post/gbif-filtering-guide/)**
>
> Post was updated on April 20 2022 to accommodate changes to dwc:establishmentMeans vocabulary handling.
> 
> Here I present a checklist for filtering GBIF downloads.
> In this guide, I will assume you are familar with R. This guide is also somewhat...

> **[GBIF Issues & Flags](https://data-blog.gbif.org/post/issues-and-flags/)**
>
> Publishers share datasets, but also manage data quality. GBIF provides access to the use of biodiversity data, but also flags suspicious or missing content. Users use data, but also clean and remove records. Each play an important role in managing...

> **[Sequenced-based data on GBIF - What you need to know before analyzing data](https://data-blog.gbif.org/post/gbif-molecular-data-quality/)**
>
> As I mentioned in my previous post, a lot more sequence-based data has been made available on GBIF this past year. MGnify alone, published 295 datasets for a total of 13,285,109 occurrences. Even though most of these occurrences are Bacteria or...

> **[Country Centroids](https://data-blog.gbif.org/post/country-centroids/)**
>
> Country Centroids are a known data quality issue within the GBIF network.
> 
> Sometimes data publishers will not know the exact lat-lon location of a record and will enter the lat-long center of the country instead. This is a data issue because users...

[https://data-blog.gbif.org/post/gridded-datasets-update/](https://data-blog.gbif.org/post/gridded-datasets-update/)

> **[Automated Cleaning of Occurrence Records from Biological Collections](https://docs.ropensci.org/CoordinateCleaner/)**
>
> Automated flagging of common spatial and temporal errors in biological and paleontological collection data, for the use in conservation, ecology and paleontology. Includes automated tests to easily flag (and exclude) records assigned to country or...

Data Processing Pipeline (R Markdown document) -[Biodiversity Data Use](https://docs.gbif.org/course-data-use/en/data-processing-pipeline.html)

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**Author:** ![system](https://global.discourse-cdn.com/gbif1/original/1X/d2525d53d815eb0c992cc44730ed8a6a1be1dbb5.png) [@system](https://discourse.gbif.org/u/system)\
**Post date:** [December 14, 2022, 8:11pm UTC](https://discourse.gbif.org/t/data-use-club-practical-session-data-quality/3693/2 "2022-12-14T20:11:34Z")

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