= Name and subject of the action

Last edition: '''[[Wikinfo(changed_ts)]]''' by '''[[Wikinfo(changed_by)]]'''

The PI is responsible to closely follow the progress of the action, 
and especially to contact NEMO project manager if 
the delay on preview (or review) are longer than the 2 weeks expected.

[[PageOutline(2, , inline)]]

== Summary

||=Action       || ENHANCE-02_daley_Kara_mld: add Kara mld diagnostics                        ||
||=PI(S)        || Daley Calvert                                                 ||
||=Digest       || Add configurable finite-difference MLD diagnostics ||
||=Dependencies || If any                                                ||
||=Branch       || source:/NEMO/branches/{YEAR}/dev_r{REV}_{ACTION_NAME} ||
||=Previewer(s) || Names                                                 ||
||=Reviewer(s)  || Names                                                 ||
||=Ticket       || #XXXX                                                 ||

=== Description

Add a number of configurable finite-difference MLD diagnostics with vertical interpolation between model depths.

* Implement `zdf_mxl_zint*` subroutines from [source:NEMO/branches/UKMO/NEMO_4.0.1_GO8_package/src/OCE/ZDF/zdfmxl.F90].

* Add new namelist section for configuration of these diagnostics, including entries for the [https://agupubs.onlinelibrary.wiley.com/doi/epdf/10.1029/2000JC900072 Kara et al. (2000)] and [http://www.ifremer.fr/cerweb/deboyer/mld/Surface_Mixed_Layer_Depth.php de Boyer Montegut et al. (2004)] criteria.

* Add XIOS definitions for these diagnostics

* Tidy up and [https://code.metoffice.gov.uk/trac/gmed/ticket/413 resolve issues] with `zdf_mxl_zint_mld`.

=== Implementation

{{{#!box width=35em help
Describe flow chart of the changes in the code. \\
List the Fortran modules and subroutines to be created/edited/deleted. \\
Detailed list of new variables to be defined (including namelists), \\
give for each the chosen name and description wrt coding rules.
}}}

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=== Documentation updates

{{{#!box width=55em help
Using previous parts, define the main changes to be done in the NEMO literature 
(manuals, guide, web pages, …).
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== Preview 

{{{#!box width=50em info
[[Include(wiki:Developers/DevProcess#preview_)]]
}}}

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== Tests

{{{#!box width=50em info
[[Include(wiki:Developers/DevProcess#tests)]]
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== Review

{{{#!box width=50em info
[[Include(wiki:Developers/DevProcess#review)]]
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