[tdwg-tapir] Abundance data
Roger Hyam
rogerhyam at mac.com
Mon Dec 1 15:06:43 CET 2008
Make that 3 votes total.
Roger
On 1 Dec 2008, at 14:03, Tim Robertson wrote:
> +1 vote
> ------------
> +2 (total)
>
>
> On 1 Dec 2008, at 14:59, Markus Döring (GBIF) wrote:
>
>> As the average TDWG mailing list is not exactly overloaded with
>> posts, how about consolidating TDWG's mailinglists into just 3?
>> An announcement list for TDWG business (tdwg+process), a technical
>> one (TAG,GUID+TAPIR) and just a single content one.
>> This would probably also help to avoid duplication of efforts and
>> to produce more consistent results across the subgroups.
>>
>> Just an idea.
>> Markus
>>
>> http://lists.tdwg.org/mailman/listinfo
>>
>>
>>
>>
>>
>> On Dec 1, 2008, at 13:29, Holetschek, Jörg wrote:
>>
>>> Tomas,
>>>
>>> there's a wiki you might find interesting: http://wiki.tdwg.org/twiki/bin/view/
>>> But as far as I know, this is the only mailing list alive for
>>> discussions like that...
>>>
>>> Jörg
>>> -----Ursprüngliche Nachricht-----
>>> Von: bar tomas [mailto:bartomas at gmail.com]
>>> Gesendet: Montag, 1. Dezember 2008 13:13
>>> An: Holetschek, Jörg
>>> Betreff: Re: [tdwg-tapir] Abundance data
>>>
>>> Thanks for all your help.
>>> One last question: is there a mailing list for specifically
>>> discussing conceptual aspects of Darwin Core, ABCD, etc (I haven't
>>> been able to find one) or is Tapir mailing list for that purpose?
>>> Thanks
>>> T. Bar
>>>
>>> On Mon, Dec 1, 2008 at 10:01 AM, Holetschek, Jörg <j.holetschek at bgbm.org
>>> > wrote:
>>> Dear Thomas,
>>>
>>> the ABCD schema can handle such unbounded data - but the only
>>> TAPIR provider software that supports ABCD (pyWrapper) is not
>>> quite bug free. So you'd have to use the BioCASe protcol - which
>>> is apparently not your intention.
>>>
>>> Cheers from Berlin,
>>> Jörg
>>>
>>> -----Ursprüngliche Nachricht-----
>>> Von: tdwg-tapir-bounces at lists.tdwg.org
>>> [mailto:tdwg-tapir-bounces at lists.tdwg.org]Im Auftrag von Tim
>>> Robertson
>>> (GBIF)
>>> Gesendet: Sonntag, 30. November 2008 16:22
>>> An: bar tomas
>>> Cc: tdwg-tapir at lists.tdwg.org
>>> Betreff: Re: [tdwg-tapir] Abundance data
>>>
>>>
>>> This is correct... largely it is used for transfer of detailed
>>> single
>>> specimen records.
>>>
>>> That is not so say you could not define some schema that reuses
>>> sections
>>> of DwC or the TDWG vocabularies - you probably would have to get
>>> into
>>> custom provider software in that case (although maybe the current
>>> tools
>>> would allow for it - Renato could give advice for TAPIRLink on
>>> this).
>>>
>>> Cheers
>>>
>>> Tim
>>>
>>>
>>>
>>> > Thanks a lot for the information.
>>> >
>>> > I suppose when the record is composed of multiple specimens
>>> (whose
>>> > number
>>> > is recorded in ObservedIndividualCount) the individual
>>> attributes of each
>>> > specimen (age, sex, maturity, etc) cannot be stored.
>>> >
>>> >
>>> >
>>> > Tomas Bar
>>> >
>>> >
>>> > On Fri, Nov 28, 2008 at 4:14 PM, Tim Robertson <trobertson at gbif.org
>>> >
>>> > wrote:
>>> >
>>> >> Hi T. Bar
>>> >> You might consider the OBIS extensions for Darwin Core since
>>> you are
>>> >> concerned with marine stuff.
>>> >>
>>> >> http://iobis.org/obis/obis.xsd
>>> >>
>>> >> SampleSize: the size of the sample from which the
>>> >> collection/observation was drawn. It can be a volume (e.g. for a
>>> >> phytoplankton sample), a linear distance (e.g. for a visual
>>> transect or
>>> >> net haul), a surface area (e.g. for a benthic core), etc. This
>>> field
>>> >> must also include the units, e.g. 200 mfor a transect, or 0.25
>>> m^2 for a
>>> >> benthic grab (use ^ to denote a superscript). Note that when
>>> multiple
>>> >> collections/observations are reported from the same physical
>>> sample, a
>>> >> code identifying the sample can be placed in the Field_Number
>>> field to
>>> >> allow all collections/observations from a single sample to be
>>> connected.
>>> >>
>>> >>
>>> >> IndividualCount is a count of specimens (e.g. not a count of
>>> species).
>>> >> If
>>> >> you want to indicate multiple species, then you would have a
>>> record for
>>> >> each
>>> >> along with the identification and the count of individuals of
>>> that
>>> >> species.
>>> >>
>>> >> So in the OBIS schema you have:
>>> >>
>>> >> ObservedIndividualCount: The number of individuals (abundance)
>>> found in
>>> >> a collection/record event.
>>> >>
>>> >>
>>> >> Cheers,
>>> >>
>>> >> Tim
>>> >>
>>> >>
>>> >>
>>> >> On 28 Nov 2008, at 17:05, bar tomas wrote:
>>> >>
>>> >> Sorry if this question is misplaced in this discussion list,
>>> but I
>>> >> haven't been able to find a mailing list on the conceptual
>>> aspects of
>>> >> Darwin
>>> >> Core.
>>> >>
>>> >>
>>> >> I am interested to know if there are any recommendations on how
>>> to
>>> >> represent abundance in Darwin Core. I have seen some datasets
>>> using
>>> >> IndividualCount and SampleSize. For instance, for a fishing
>>> survey,
>>> >> would
>>> >> you use IndividualCount for the number of species in a catch, and
>>> >> SampleSize
>>> >> for the distance towed?
>>> >>
>>> >>
>>> >> Thank you very much
>>> >> _______________________________________________
>>> >> tdwg-tapir mailing list
>>> >> tdwg-tapir at lists.tdwg.org
>>> >> http://lists.tdwg.org/mailman/listinfo/tdwg-tapir
>>> >>
>>> >>
>>> >>
>>> >
>>>
>>>
>>> ____________________________________________________________
>>> Tim Robertson
>>> Systems Architect
>>> Global Biodiversity Information Facility Secretariat (GBIF)
>>> Universitetsparken 15, 2100 Copenhagen Ø, Denmark
>>> http://www.gbif.org
>>> trobertson at gbif.org
>>> Phone: +45 35 32 14 87 (Office)
>>> Fax: +45 35 32 14 80
>>> ____________________________________________________________
>>>
>>> _______________________________________________
>>> tdwg-tapir mailing list
>>> tdwg-tapir at lists.tdwg.org
>>> http://lists.tdwg.org/mailman/listinfo/tdwg-tapir
>>>
>>> _______________________________________________
>>> tdwg-tapir mailing list
>>> tdwg-tapir at lists.tdwg.org
>>> http://lists.tdwg.org/mailman/listinfo/tdwg-tapir
>>
>> _______________________________________________
>> tdwg-tapir mailing list
>> tdwg-tapir at lists.tdwg.org
>> http://lists.tdwg.org/mailman/listinfo/tdwg-tapir
>
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-------------------------------------------------------------
Roger Hyam
Roger at BiodiversityCollectionsIndex.org
http://www.BiodiversityCollectionsIndex.org
-------------------------------------------------------------
Royal Botanic Garden Edinburgh
20A Inverleith Row, Edinburgh, EH3 5LR, UK
Tel: +44 131 552 7171 ext 3015
Fax: +44 131 248 2901
http://www.rbge.org.uk/
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