This is the "Diving Areas" template. It should be called in the following format:
{{Diving Areas
|Title=
|Area=
|Coordinates=
|Spot=
|Description=
|Level=
|Min Depth=
|Max Depth=
|Visibility=
|Water Temperature=
|Sea Life=
|Current=
|Features=
|Suggested by=
}}
Edit the page to see the template text.