⇐ ⇒

[CF-metadata] No standard names for element concentrations in sediment?

From: Lowry, Roy K. <rkl>
Date: Fri, 18 May 2018 12:44:00 +0000

Fine for me too.


Cheers, Roy.


I am retiring on 31/05/2018 but will continue to be active through an Emeritus Fellowship using this e-mail address.


________________________________
From: CF-metadata <cf-metadata-bounces at cgd.ucar.edu> on behalf of Daniel Neumann <daniel.neumann at io-warnemuende.de>
Sent: 18 May 2018 13:39
To: cf-metadata at cgd.ucar.edu
Subject: Re: [CF-metadata] No standard names for element concentrations in sediment?

Dear Jonathan,

That's fine for me.

Daniel


On 18.05.2018 14:37, Jonathan Gregory wrote:
> Dear Daniel and Roy
>
> I sent an email yesterday which for some reason disappeared into the void.
> Please could I request sea_floor_sediment instead of seabed_sediment? That's
> because we already use sea_floor in several standard names, but not sedbed.
>
> Best wishes
>
> Jonathan
>
> ----- Forwarded message from Daniel Neumann <daniel.neumann at io-warnemuende.de> -----
>
>> Date: Fri, 18 May 2018 13:31:04 +0200
>> From: Daniel Neumann <daniel.neumann at io-warnemuende.de>
>> To: "cf-metadata at cgd.ucar.edu" <cf-metadata at cgd.ucar.edu>
>> Subject: Re: [CF-metadata] No standard names for element concentrations in
>> sediment?
>> User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101
>> Thunderbird/52.7.0
>>
>> Hi Roy,
>>
>>
>> OK, that's fine. Thanks.
>>
>>
>> Cheers,
>>
>> Daniel
>>
>>
>>
>> On 18.05.2018 13:25, Lowry, Roy K. wrote:
>>> Hi Daniel,
>>>
>>>
>>> Most of the solids in sediment are silicate minerals, quite often
>>> quartz (silicon dioxide), which would be included in
>>> 'moles_of_silicon' So, I suggest:
>>>
>>>
>>> moles_of_dissolved_inorganic_plus_biogenic_silicon_per_unit_area_in_seabed_sediment
>>>
>>> unit: mol/m2
>>>
>>> description: moles_of_X_per_unit_area_in_Y describes the amount of
>>> X in a column with unity base area of material/compartment Y.
>>> 'Seabed sediment' means particulate matter bound at the sea floor
>>> including interstitial pore water. Information on the location of
>>> the interface between water column and sediment can be provided
>>> via the comment attribute. 'Dissolved inorganic silicon' means the
>>> sum of all inorganic silicon in solution (including silicic acid
>>> and its first dissociated anion SiO(OH)3-). 'Biogenic silicon' is
>>> any silicon compound, usually the mineral opal, produced by
>>> organisms (e.g. diatom skeletal remains) in solid or colloidal
>>> form.
>>>
>>> Cheers, Roy.
>>>
>>>
>>> I am retiring on 31/05/2018 but will continue to be active through
>>> an Emeritus Fellowship using this e-mail address.
>>>
>>>
>>>
>>> ------------------------------------------------------------------------
>>> *From:* CF-metadata <cf-metadata-bounces at cgd.ucar.edu> on behalf
>>> of Daniel Neumann <daniel.neumann at io-warnemuende.de>
>>> *Sent:* 18 May 2018 10:45
>>> *To:* cf-metadata at cgd.ucar.edu
>>> *Subject:* Re: [CF-metadata] No standard names for element
>>> concentrations in sediment?
>>> Hi,
>>>
>>> Thanks for correction. I realized that I need a standard name not
>>> only for silicate but for biogenic silica plus silicate. I updated
>>> the proposed name and description as follows:
>>>
>>> moles_of_silicon_per_unit_area_in_seabed_sediment
>>>
>>> unit: mol/m2
>>>
>>> description: moles_of_X_per_unit_area_in_Y describes the amount of
>>> X in a column with unity base area of material/compartment Y.
>>> 'Seabed sediment' means particulate matter bound at the sea floor
>>> including interstitial pore water. Information on the location of
>>> the interface between water column and sediment can be provided
>>> via the comment attribute. 'Silicon' summarizes 'dissolved
>>> inorganic silicon' and 'biogenic silica'. 'Dissolved inorganic
>>> silicon' means the sum of all inorganic silicon in solution
>>> (including silicic acid and its first dissociated anion
>>> SiO(OH)3-). 'Biogenic silica' are biogenic silicon minerals which
>>> originate from the siliceous skeletal material of dead diatoms and
>>> other silica-utilizing organisms.
>>>
>>>
>>> Daniel
>>>
>>>
>>> On 18.05.2018 09:47, Lowry, Roy K. wrote:
>>>> Hi (yet) again,
>>>>
>>>>
>>>> Overnight I remembered a debate on CF about not using'dissolved
>>>> inorganic silicon' rather than 'silicate' in new Standard Names.
>>>> I also think it's worth some clarification in the definition to
>>>> explain how things can be dissolved in something that many would
>>>> think of as a solid.
>>>>
>>>>
>>>> So that will give us:
>>>>
>>>>
>>>> moles_of_nitrogen_per_unit_area_in_seabed_sediment
>>>>
>>>>
>>>> unit: mol/m2
>>>>
>>>>
>>>> description: moles_of_X_per_unit_area_in_Y describes the amount
>>>> of X in a column with unity base area of material/compartment Y.
>>>> 'Seabed sediment' means particulate matter bound at the sea
>>>> floor including interstitial pore water. Information on the
>>>> location of the interface between water column and sediment can
>>>> be provided via the comment attribute.
>>>>
>>>>
>>>>
>>>> moles_of_dissolved_inorganic_silicon_per_unit_area_in_seabed_sediment
>>>>
>>>>
>>>> unit: mol/m2
>>>>
>>>>
>>>> description: moles_of_X_per_unit_area_in_Y describes the amount
>>>> of X in a column with unity base area of material/compartment Y.
>>>> 'Seabed sediment' means particulate matter bound at the sea
>>>> floor including interstitial pore water. Information on the
>>>> location of the interface between water column and sediment can
>>>> be provided via the comment attribute. 'Dissolved inorganic
>>>> silicon' means the sum of all inorganic silicon in solution
>>>> (including silicic acid and its first dissociated anion
>>>> SiO(OH)3-).
>>>>
>>>>
>>>> Cheers, Roy.
>>>>
>>>>
>>>>
>>>> I am retiring on 31/05/2018 but will continue to be active
>>>> through an Emeritus Fellowship using this e-mail address.
>>>>
>>>>
>>>>
>>>> ------------------------------------------------------------------------
>>>> *From:* CF-metadata <cf-metadata-bounces at cgd.ucar.edu>
>>>> <mailto:cf-metadata-bounces at cgd.ucar.edu> on behalf of Daniel
>>>> Neumann <daniel.neumann at io-warnemuende.de>
>>>> <mailto:daniel.neumann at io-warnemuende.de>
>>>> *Sent:* 17 May 2018 19:58
>>>> *To:* cf-metadata at cgd.ucar.edu <mailto:cf-metadata at cgd.ucar.edu>
>>>> *Subject:* Re: [CF-metadata] No standard names for element
>>>> concentrations in sediment?
>>>>
>>>> Great :-) . Then I would like to propose the following two new
>>>> standard names:
>>>>
>>>>
>>>>
>>>> moles_of_nitrogen_per_unit_area_in_seabed_sediment
>>>>
>>>>
>>>> unit: mol/m2
>>>>
>>>>
>>>> description: moles_of_X_per_unit_area_in_Y describes the amount
>>>> of X in a column with unity base area of material/compartment Y.
>>>> 'Sediment' means particulate matter bound at the sea floor.
>>>> Information on the location of the interface between water
>>>> column and sediment can be provided via the comment attribute.
>>>>
>>>>
>>>>
>>>> and
>>>>
>>>>
>>>>
>>>> moles_of_silicate_expressed_as_silicon_per_unit_area_in_seabed_sediment
>>>>
>>>>
>>>> unit: mol/m2
>>>>
>>>>
>>>> description: moles_of_X_per_unit_area_in_Y describes the amount
>>>> of X in a column with unity base area of material/compartment Y.
>>>> 'Sediment' means particulate matter bound at the sea floor.
>>>> Information on the location of the interface between water
>>>> column and sediment can be provided via the comment attribute.
>>>>
>>>>
>>>>
>>>> Cheers,
>>>>
>>>> Daniel
>>>>
>>>>
>>>>
>>>> On 17.05.2018 16:00, Lowry, Roy K. wrote:
>>>>> Hi Daniel,
>>>>>
>>>>>
>>>>> That works for me.
>>>>>
>>>>>
>>>>> Cheers, Roy.
>>>>>
>>>>>
>>>>>
>>>>> I am retiring on 31/05/2018 but will continue to be active
>>>>> through an Emeritus Fellowship using this e-mail address.
>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------
>>>>> *From:* CF-metadata <cf-metadata-bounces at cgd.ucar.edu>
>>>>> <mailto:cf-metadata-bounces at cgd.ucar.edu> on behalf of Daniel
>>>>> Neumann <daniel.neumann at io-warnemuende.de>
>>>>> <mailto:daniel.neumann at io-warnemuende.de>
>>>>> *Sent:* 17 May 2018 10:41
>>>>> *To:* CF Metadata Mail List
>>>>> *Subject:* Re: [CF-metadata] No standard names for element
>>>>> concentrations in sediment?
>>>>> Dear Roy, Dear Jonathan,
>>>>>
>>>>> Thank you for the feedback. I see that sediment might be
>>>>> ambiguous. Would "seabed sediment" or "marine seabed sediment"
>>>>> be an acceptable alternative?
>>>>>
>>>>> moles_of_nitrogen_per_unit_area_in_seabed_sediment
>>>>>
>>>>> This would clarify that the sea floor is meant as location of
>>>>> the sediment. It would also clarify that not bare rock is
>>>>> meant.
>>>>>
>>>>> Cheers,
>>>>> Daniel
>>>>>
>>>>>
>>>>> On 16.05.2018 11:42, Lowry, Roy K. wrote:
>>>>>> Thanks Daniel,
>>>>>>
>>>>>> Couple of additional thoughts that struck me. Is there
>>>>>> possibility of confusion between seafloor sediment and
>>>>>> suspended sediment? What if the seabed was bare rock? So,
>>>>>> might:
>>>>>>
>>>>>> moles_of_nitrogen_per_unit_area_in_seabed
>>>>>>
>>>>>> be better?
>>>>>>
>>>>>> Let?s see if we get any other thoughts on the list.
>>>>>>
>>>>>> Cheers, Roy.
>>>>>>
>>>>>> *From:*CF-metadata <cf-metadata-bounces at cgd.ucar.edu>
>>>>>> <mailto:cf-metadata-bounces at cgd.ucar.edu> *On Behalf Of
>>>>>> *Daniel Neumann
>>>>>> *Sent:* 16 May 2018 09:28
>>>>>> *To:* CF Metadata Mail List <cf-metadata at cgd.ucar.edu>
>>>>>> <mailto:cf-metadata at cgd.ucar.edu>
>>>>>> *Subject:* Re: [CF-metadata] No standard names for element
>>>>>> concentrations in sediment?
>>>>>>
>>>>>> Dear Roy,
>>>>>>
>>>>>>> I think benthos chemistry is virgin territory for CF - not
>>>>>> really surprising for a standard that started in the
>>>>>> atmosphere before dipping its toes in the ocean.
>>>>>>
>>>>>> :-)
>>>>>>
>>>>>>> I'm presuming your coming from a modelling perspective,
>>>>>> Yes
>>>>>>
>>>>>> In our current model setup (ecosystem model of the water
>>>>>> column) we have a fairly simple sediment and write out the
>>>>>> nitrogen amount per m2.
>>>>>>
>>>>>> This name might be appropriate for this purpose:
>>>>>> moles_of_nitrogen_per_unit_area_in_sediment
>>>>>>
>>>>>> unit:
>>>>>> mol/m2
>>>>>>
>>>>>> description:
>>>>>> moles_of_X_per_unit_area_in_Y describes the amount of X in a
>>>>>> column with unity base area of material/compartment Y.
>>>>>> 'Sediment' means particulate matter bound at the sea floor.
>>>>>> Information on the location of the interface between water
>>>>>> column and sediment can be provided via the comment
>>>>>> attribute.
>>>>>>
>>>>>>
>>>>>> Cheers,
>>>>>> Daniel
>>>>>>
>>>>>>
>>>>>> On 15.05.2018 18:30, Lowry, Roy K. wrote:
>>>>>>
>>>>>> Dear Daniel,
>>>>>>
>>>>>> I think benthos chemistry is virgin territory for CF - not
>>>>>> really surprising for a standard that started in the atmosphere
>>>>>> before dipping its toes in the ocean.
>>>>>>
>>>>>> Some thoughts based on my experience with observed sediment
>>>>>> chemistry data. The data may be reported per unit mass of wet
>>>>>> or dry sediment or per unit volume of wet sediment. Also it is
>>>>>> worth making clear that 'sediment' means sediment of all grain
>>>>>> sizes (say a phrase like 'total_sediment') as samples are
>>>>>> frequently sieved prior to analysis.
>>>>>>
>>>>>> I'm presuming your coming from a modelling perspective, so I'm
>>>>>> not totally clear about your needs, but would something like
>>>>>> 'mole_concentration_of_nitrogen_in_wet_total_sediment' be what
>>>>>> you would be looking for?
>>>>>>
>>>>>> Cheers, Roy.
>>>>>>
>>>>>> I am retiring on 31/05/2018 but will continue to be active
>>>>>> through an Emeritus Fellowship using this e-mail address.
>>>>>>
>>>>>> ------------------------------------------------------------------------
>>>>>>
>>>>>> *From:*CF-metadata <cf-metadata-bounces at cgd.ucar.edu>
>>>>>> <mailto:cf-metadata-bounces at cgd.ucar.edu> on behalf of Daniel
>>>>>> Neumann <daniel.neumann at io-warnemuende.de>
>>>>>> <mailto:daniel.neumann at io-warnemuende.de>
>>>>>> *Sent:* 15 May 2018 16:51
>>>>>> *To:* CF Metadata Mail List
>>>>>> *Subject:* [CF-metadata] No standard names for element
>>>>>> concentrations in sediment?
>>>>>>
>>>>>> Dear CF Mailing List,
>>>>>>
>>>>>> I am looking for standard names to describe the mole
>>>>>> concentration of
>>>>>> nitrogen in the sediment. The CF standard name table does not
>>>>>> contain
>>>>>> any standard names regarding "mole_concentration" in
>>>>>> "sediment". I was
>>>>>> wondering whether another term than "sediment" was used for
>>>>>> such names.
>>>>>> I also tried "mud", "seabed", and "sea_bed". Or do no such
>>>>>> standard
>>>>>> names exist at all?
>>>>>>
>>>>>> Cheers,
>>>>>> Daniel
>>>>>> _______________________________________________
>>>>>> CF-metadata mailing list
>>>>>> CF-metadata at cgd.ucar.edu <mailto:CF-metadata at cgd.ucar.edu>
>>>>>> http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata
>>>>>>
>>>>>> CF-metadata Info Page - mailman.cgd.ucar.edu
>>>>>> <http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata>
>>>>>>
>>>>>> mailman.cgd.ucar.edu
>>>>>>
>>>>>> This is an unmoderated list for discussions about
>>>>>> interpretation, clarification, and proposals for extensions or
>>>>>> change to the CF conventions.
>>>>>>
>>>>>> ------------------------------------------------------------------------
>>>>>>
>>>>>> This message (and any attachments) is for the recipient only.
>>>>>> NERC is subject to the Freedom of Information Act 2000 and the
>>>>>> contents of this email and any reply you make may be disclosed
>>>>>> by NERC unless it is exempt from release under the Act. Any
>>>>>> material supplied to NERC may be stored in an electronic
>>>>>> records management system.
>>>>>>
>>>>>> ------------------------------------------------------------------------
>>>>>>
>>>>>> ------------------------------------------------------------------------
>>>>>> This message (and any attachments) is for the recipient
>>>>>> only. NERC is subject to the Freedom of Information Act 2000
>>>>>> and the contents of this email and any reply you make may be
>>>>>> disclosed by NERC unless it is exempt from release under the
>>>>>> Act. Any material supplied to NERC may be stored in an
>>>>>> electronic records management system.
>>>>>> ------------------------------------------------------------------------
>>>>> ------------------------------------------------------------------------
>>>>> This message (and any attachments) is for the recipient only.
>>>>> NERC is subject to the Freedom of Information Act 2000 and the
>>>>> contents of this email and any reply you make may be disclosed
>>>>> by NERC unless it is exempt from release under the Act. Any
>>>>> material supplied to NERC may be stored in an electronic
>>>>> records management system.
>>>>> ------------------------------------------------------------------------
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> CF-metadata mailing list
>>>>> CF-metadata at cgd.ucar.edu <mailto:CF-metadata at cgd.ucar.edu>
>>>>> http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata
>>>> ------------------------------------------------------------------------
>>>> This message (and any attachments) is for the recipient only.
>>>> NERC is subject to the Freedom of Information Act 2000 and the
>>>> contents of this email and any reply you make may be disclosed
>>>> by NERC unless it is exempt from release under the Act. Any
>>>> material supplied to NERC may be stored in an electronic records
>>>> management system.
>>>> ------------------------------------------------------------------------
>>> --
>>> Daniel Neumann
>>>
>>> Leibniz Institute for Baltic Sea Research Warnemuende
>>> Physical Oceanography and Instrumentation
>>> Seestrasse 15
>>> 18119 Rostock
>>> Germany
>>>
>>> phone: +49-381-5197-287
>>> fax: +49-381-5197-114 or 440
>>> e-mail:daniel.neumann at io-warnemuende.de <mailto:daniel.neumann at io-warnemuende.de>
>>> ------------------------------------------------------------------------
>>> This message (and any attachments) is for the recipient only. NERC
>>> is subject to the Freedom of Information Act 2000 and the contents
>>> of this email and any reply you make may be disclosed by NERC
>>> unless it is exempt from release under the Act. Any material
>>> supplied to NERC may be stored in an electronic records management
>>> system.
>>> ------------------------------------------------------------------------
>> --
>> Daniel Neumann
>>
>> Leibniz Institute for Baltic Sea Research Warnemuende
>> Physical Oceanography and Instrumentation
>> Seestrasse 15
>> 18119 Rostock
>> Germany
>>
>> phone: +49-381-5197-287
>> fax: +49-381-5197-114 or 440
>> e-mail: daniel.neumann at io-warnemuende.de
>>
>> _______________________________________________
>> CF-metadata mailing list
>> CF-metadata at cgd.ucar.edu
>> http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata
>
> ----- End forwarded message -----
> _______________________________________________
> CF-metadata mailing list
> CF-metadata at cgd.ucar.edu
> http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata

--
Daniel Neumann
Leibniz Institute for Baltic Sea Research Warnemuende
Physical Oceanography and Instrumentation
Seestrasse 15
18119 Rostock
Germany
phone:  +49-381-5197-287
fax:    +49-381-5197-114 or 440
e-mail: daniel.neumann at io-warnemuende.de
_______________________________________________
CF-metadata mailing list
CF-metadata at cgd.ucar.edu
http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata
________________________________
This message (and any attachments) is for the recipient only. NERC is subject to the Freedom of Information Act 2000 and the contents of this email and any reply you make may be disclosed by NERC unless it is exempt from release under the Act. Any material supplied to NERC may be stored in an electronic records management system.
________________________________
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.cgd.ucar.edu/pipermail/cf-metadata/attachments/20180518/c53fe77f/attachment.html>
Received on Fri May 18 2018 - 06:44:00 BST

This archive was generated by hypermail 2.3.0 : Tue Sep 13 2022 - 23:02:43 BST

⇐ ⇒