Darwin Core terms interpreted : Simple Multimedia extension

Canadensys uses the Simple Multimedia extension to publish multimedia data and their associated metadata. This page explains the Canadensys-specific interpretation of the terms; visit our blog post to learn how this is displayed on the Explorer.

Mandatory Fields

The format of your file following the Internet media type standard « type/subtype », sometimes referred to as a MIME type.

Example: image/jpeg, video/avi, video/mp4, audio/mp4, audio/mpeg, application/pdf
Public URL for the multimedia file

Example: https://dl.dropboxusercontent.com/u/10639207/cmmf-photos/2451.jpg
For public reuse of the file (can be different from the license for occurrence data )

The URL for the license.

Example: https://creativecommons.org/licenses/by/3.0/

Canadensys recommends one of CC0, CC-BY, or CC-BY-NC expressed as follows:

Please visit our Guide to Publishing Images for more information on multimedia data licensing.

Strongly Recommended Fields

The kind of multimedia presented. We recommend use of terms StillImage, Sound or MovingImage.

Example: StillImage
The author or person that took the photograph or recorded the video or sound.

Example: Charles Darwin
rightsHolder (mandatory if licensing is not CC0):
A person or organization owning or managing rights over the multimedia item.

Example: William Fox
The html webpage showing the multimedia file and other information such as metadata.

Example: https://herbweb.botany.ubc.ca/herbarium/details.php?Database=vwsp&AccessionNo=V66475
The title of the file. This will often be used as the hyperlink text.

Example: white-winged swallow, Tachycineta albiventer

Additional fields

A textual description of the content of the multimedia item. Remarks concerning the resource can also be provided here.

Example: Female Tachycineta albiventer photographed in the Amazon, Brazil, in November 2010
The date in ISO 8601 (yyyy-mm-dd).

Example: 2004-07-28
A person who helped the author in recording the multimedia item.

Example: Alfred Russel Wallace
The entity responsible for making the multimedia item available.

Example: Flickr
People for whom the file is intended or useful.

Example: “experts”, “general public”, “children”
If the multimedia item was derived or taken from another source, this is the reference to that resource.

Example: a book from which an image was scanned