@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix dwc: <http://rs.tdwg.org/dwc/terms/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix d0: <http://www.ontologydesignpatterns.org/ont/d0.owl#> .
@prefix dul: <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#> .
@prefix skos-xl: <http://www.w3.org/2008/05/skos-xl#> .
@prefix top-level: <https://aphia.org/ns/top-level/> .
@prefix taxon-name: <https://aphia.org/ns/taxon-name/> .
@prefix td: <https://aphia.org/ns/distribution/> .
@prefix media: <https://aphia.org/ns/media/> .
@prefix tat: <https://aphia.org/ns/attribute-trait/> .
@prefix xsd: <https://www.w3.org/2001/XMLSchema#> .
@prefix schema: <https://schema.org/> .

<https://aphia.org/id/taxname/163161> a taxon-name:TaxonName, skos-xl:Label ;
   rdfs:label "Chaetoceros tortissimus Gran, 1900"^^xsd:string ;
   taxon-name:aphiaID "163161"^^xsd:integer ;
   dwc:scientificNameID "163161"^^xsd:integer, "urn:lsid:marinespecies.org:taxname:163161"^^xsd:string ;
   taxon-name:scientificName "Chaetoceros tortissimus"^^xsd:string ;
   taxon-name:authorship "Gran, 1900"^^xsd:string ;
   dwc:scientificNameAuthorship "Gran, 1900"^^xsd:string ;
   taxon-name:fullScientificName "Chaetoceros tortissimus Gran, 1900"^^xsd:string ;
   skos-xl:literalForm "Chaetoceros tortissimus Gran, 1900"^^xsd:string ;
   dwc:scientificName "Chaetoceros tortissimus Gran, 1900"^^xsd:string ;
   dct:bibliographicCitation "Kociolek, J.P.; Blanco, S.; Coste, M.; Ector, L.; Liu, Y.; Karthick, B.; Kulikovskiy, M.; Lundholm, N.; Ludwig, T.; Potapova, M.; Rimet, F.; Sabbe, K.; Sala, S.; Sar, E.; Taylor, J.; Van de Vijver, B.; Wetzel, C.E.; Williams, D.M.; Witkowski, A.; Witkowski, J. (2026). DiatomBase. Chaetoceros tortissimus Gran, 1900. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=163161 on 2026-06-24"^^xsd:string ;
   dct:isPartOf <https://marineinfo.org/id/dataset/632>, <https://marineinfo.org/id/dataset/540>, <https://marineinfo.org/id/dataset/5274>, <https://marineinfo.org/id/dataset/3123>, <https://marineinfo.org/id/dataset/5271>, <https://marineinfo.org/id/dataset/5273>, <https://marineinfo.org/id/dataset/8131>, <https://marineinfo.org/id/dataset/5816>, <https://marineinfo.org/id/dataset/5789>, <https://marineinfo.org/id/dataset/9018>, <https://marineinfo.org/id/dataset/8732> ;
   taxon-name:hasStatus <https://aphia.org/ns/taxonomic-status#unassessed> ;
   taxon-name:isOfRank <https://aphia.org/ns/rank#species> ;
   dwc:taxonRank <https://aphia.org/ns/rank#species> ;
   dct:source <https://aphia.org/id/source/261905>, <https://aphia.org/id/source/177052>, <https://aphia.org/id/source/223576>, <https://aphia.org/id/source/285314>, <https://aphia.org/id/source/559355>, <https://aphia.org/id/source/4128>, <https://aphia.org/id/source/47401>, <https://aphia.org/id/source/140196>, <https://aphia.org/id/source/141233>, <https://aphia.org/id/source/152417>, <https://aphia.org/id/source/162894>, <https://aphia.org/id/source/265728>, <https://aphia.org/id/source/1194> ;
   rdfs:seeAlso <http://planktonnet.awi.de/index.php?contenttype=image_details&itemid=15581>, <http://www.biodiversitylibrary.org/name/Chaetoceros_tortissimus>, <http://researcharchive.calacademy.org/research/diatoms/names/index.asp?xAction=getrec&TaxonCode=7619>, <http://www.dyntaxa.se/Taxon/Info/237352?changeRoot=True>, <https://www.ebi.ac.uk/ena/data/view/Taxon:2082241>, <https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?id=2082241&lvl=0>, <http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:163161> ;
   taxon-name:denotes _:b0 .

_:b0 a taxon-name:Taxon, skos:Concept ;
   taxon-name:hasAcceptedName <https://aphia.org/id/taxname/163161> ;
   tat:hasHabitat <https://aphia.org/id/environment/marine> ;
   td:hasDistribution <https://aphia.org/id/distribution/669673>, <https://aphia.org/id/distribution/772321>, <https://aphia.org/id/distribution/783314>, <https://aphia.org/id/distribution/816589>, <https://aphia.org/id/distribution/857810>, <https://aphia.org/id/distribution/893934> ;
   tat:hasAdditionalDescription <https://aphia.org/id/taxon-description/1126264> ;
   taxon-name:hasParent _:b1 .

_:b1 a taxon-name:Taxon, skos-xl:Concept ;
   taxon-name:hasAcceptedName <https://aphia.org/id/taxname/148985> .

<https://aphia.org/ns/taxonomic-status#unassessed> a skos:Concept, taxon-name:Status ;
   skos:prefLabel "unassessed"@en ;
   rdfs:label "unassessed"@en ;
   skos:definition "Name coming from nomenclator (lists of names) or from, e.g., museum collection database, where the status might be known in the published literature, but for which the status has not yet been researched, assessed and documented"^^xsd:string ;
   dwc:taxonomicStatus <https://rs.gbif.org/vocabulary/gbif/taxonomicStatus/doubtfull> ;
   dwc:nomenclaturalStatus <https://rs.gbif.org/vocabulary/gbif/nomenclatural_status/dubimum> .


<https://aphia.org/ns/rank#species> a skos:Concept, taxon-name:Rank ;
   skos:prefLabel "Species"@en ;
   rdfs:label "Species"@en .

<https://aphia.org/id/source/261905> a top-level:Source, dct:BibliographicResource ;
   dct:title "Bemerkungen über einege Planktondiatomeen"^^xsd:string ;
   dct:bibliographicCitation  "Gran, H.H. (1900). Bemerkungen über einege Planktondiatomeen. Nyt Magazin for Naturvidenskaberne, 38(2): 103-128, pl. IX"^^xsd:string ;
   schema:datePublished "1900"^^xsd:gYear .

<https://aphia.org/id/source/177052> a top-level:Source, dct:BibliographicResource ;
   dct:title "Building the European Alien Species Information Network (EASIN): a novel approach for the exploration of distributed alien species data."^^xsd:string ;
   dct:bibliographicCitation  "Katsanevakis, S.; Bogucarskis, K.; Gatto, F.; Vandekerkhove, J.; Deriu, I.; Cardoso A.S. (2012). Building the European Alien Species Information Network (EASIN): a novel approach for the exploration of distributed alien species data. <em>BioInvasions Records.</em> 1: 235-245."^^xsd:string ;
   schema:datePublished "2012"^^xsd:gYear .

<https://aphia.org/id/source/223576> a top-level:Source, dct:BibliographicResource ;
   dct:title "Phytoplankton characteristics of Tolo Harbour"^^xsd:string ;
   dct:bibliographicCitation  "Lam CWY. & Ho KC. (1988). Phytoplankton characteristics of Tolo Harbour. In: Morton B, editor.  Asian Marine Biology 6. pp 5-18. Hong Kong University Press, Hong Kong."^^xsd:string ;
   schema:datePublished "1988"^^xsd:gYear .

<https://aphia.org/id/source/285314> a top-level:Source, dct:BibliographicResource ;
   dct:title "Referentiematrices en Ecotoopoppervlaktes Annex bij de Evaluatiemethodiek Schelde-estuarium Studie naar “Ecotoopoppervlaktes en intactness index”.  [Reference matrices and Ecotope areas Annex to the Evaluation methodology Scheldt estuary Study on “Ecotope areas and intactness index”."^^xsd:string ;
   dct:bibliographicCitation  "Maris, T., O. Beauchard, S. Van Damme, E. Van den Bergh, S. Wijnhoven & P. Meire. (2013). Referentiematrices en Ecotoopoppervlaktes Annex bij de Evaluatiemethodiek Schelde-estuarium Studie naar “Ecotoopoppervlaktes en intactness index”.  [Reference matrices and Ecotope areas Annex to the Evaluation methodology Scheldt estuary Study on “Ecotope areas and intactness index”. <em>Monitor Taskforce Publication Series, 2013-01. NIOZ: Yerseke.</em> 35 pp."^^xsd:string ;
   dct:source  <https://marineinfo.org/id/publication/242765> ;
   schema:datePublished "2013"^^xsd:gYear .

<https://aphia.org/id/source/559355> a top-level:Source, dct:BibliographicResource ;
   dct:title "Diversidad de diatomeas y dinoflagelados marinos del Perú"^^xsd:string ;
   dct:bibliographicCitation  "Ochoa, N.; Gómez, O.; Sánchez, S.; Delgado, E. (1999). Diversidad de diatomeas y dinoflagelados marinos del Perú. <em>Boletín Instituto del Mar del Perú.</em> 18(1-2): 1-14."^^xsd:string ;
   schema:datePublished "1999"^^xsd:gYear .

<https://aphia.org/id/source/4128> a top-level:Source, dct:BibliographicResource ;
   dct:title "Checklist of Baltic Sea Phytoplankton Species (including some heterotrophic protistan groups)"^^xsd:string ;
   dct:bibliographicCitation  "Hällfors, G. (2004). Checklist of Baltic Sea Phytoplankton Species (including some heterotrophic protistan groups). <em>Baltic Sea Environment Proceedings.</em> No. 95: 210 pp."^^xsd:string ;
   schema:datePublished "2004"^^xsd:gYear .

<https://aphia.org/id/source/47401> a top-level:Source, dct:BibliographicResource ;
   dct:title "Antarctic marine protists"^^xsd:string ;
   dct:bibliographicCitation  "Scott, F.J.; Marchant, H.J. (Ed.). (2005). Antarctic marine protists. <em>Australian Biological Resources Study: Canberra.</em> ISBN 0-642-56835-9. 563 pp."^^xsd:string ;
   dct:source  <https://marineinfo.org/id/publication/121960> ;
   schema:datePublished "2005"^^xsd:gYear .

<https://aphia.org/id/source/140196> a top-level:Source, dct:BibliographicResource ;
   dct:title "Catalogue of Diatom Names"^^xsd:string ;
   dct:bibliographicCitation  "Fourtanier, E. & Kociolek, J. P. (compilers). (2011). Catalogue of Diatom Names. California Academy of Sciences, On-line Version. Updated 2011-09-19."^^xsd:string ;
   schema:datePublished "2011"^^xsd:gYear .

<https://aphia.org/id/source/141233> a top-level:Source, dct:BibliographicResource ;
   dct:title "Diatoms (Bacillariophyta) of the Gulf of Mexico"^^xsd:string ;
   dct:bibliographicCitation  "Krayesky, D. M.; Meave, D. C.; Zamudio, E.; Norris, E.; Fredericq, S.; Tunnell, J. (2009). Diatoms (Bacillariophyta) of the Gulf of Mexico. <em>Gulf of Mexico origin, waters, and biota.</em> 1: 155-186."^^xsd:string ;
   schema:datePublished "2009"^^xsd:gYear .

<https://aphia.org/id/source/152417> a top-level:Source, dct:BibliographicResource ;
   dct:title "[Checklist of marine biota of China seas]"^^xsd:string ;
   dct:bibliographicCitation  "Liu, J.Y. [Ruiyu] (ed.). (2008). [Checklist of marine biota of China seas]. <em>China Science Press.</em> 1267 pp."^^xsd:string ;
   dct:source  <https://marineinfo.org/id/publication/210242> ;
   schema:datePublished "2008"^^xsd:gYear .

<https://aphia.org/id/source/162894> a top-level:Source, dct:BibliographicResource ;
   dct:bibliographicCitation  "Lakkis, S. (2011). Le phytoplancton marin du Liban (Méditerranée orientale): biologie, biodiversité, biogéographie. Aracne: Roma. ISBN 978-88-548-4243-4. 293 pp."^^xsd:string ;
   dct:source  <https://marineinfo.org/id/publication/213089> ;
   schema:datePublished "2011"^^xsd:gYear .

<https://aphia.org/id/source/265728> a top-level:Source, dct:BibliographicResource ;
   dct:title "A check-list of the freshwater, brackish and marine diatoms of the British Isles and adjoining coastal waters"^^xsd:string ;
   dct:bibliographicCitation  "Hartley, B., Ross, R. & Williams, D.M. (1986). A check-list of the freshwater, brackish and marine diatoms of the British Isles and adjoining coastal waters. <em>Journal of the Marine Biological Association of the United Kingdom.</em> 66(3): 531-610."^^xsd:string ;
   dct:source  <https://www.doi.org/10.1017/s0025315400042235> ;
   schema:datePublished "1986"^^xsd:gYear .

<https://aphia.org/id/source/1194> a top-level:Source, dct:BibliographicResource ;
   dct:title "Identifying marine phytoplankton."^^xsd:string ;
   dct:bibliographicCitation  "Tomas, C.R. (Ed.). (1997). Identifying marine phytoplankton. Academic Press: San Diego, CA [etc.] (USA). ISBN 0-12-693018-X. XV, 858 pp."^^xsd:string ;
   dct:source  <https://marineinfo.org/id/publication/19862> ;
   schema:datePublished "1997"^^xsd:gYear .




<https://aphia.org/id/distribution/669673> a td:Distribution ;
   rdfs:label "Distribution for Chaetoceros tortissimus Gran, 1900 - Gulf of Mexico"@en ;
   td:isDistributionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   td:hasArea <https://marineregions.org/mrgid/4288> ;
   dwc:locality <https://marineregions.org/mrgid/4288> ;
   dct:source <https://aphia.org/id/source/401228> .

<https://aphia.org/id/distribution/772321> a td:Distribution ;
   rdfs:label "Distribution for Chaetoceros tortissimus Gran, 1900 - Lebanese Exclusive Economic Zone"@en ;
   td:isDistributionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   td:hasArea <https://marineregions.org/mrgid/8374> ;
   dwc:locality <https://marineregions.org/mrgid/8374> ;
   dct:source <https://aphia.org/id/source/162894> .

<https://aphia.org/id/distribution/783314> a td:Distribution ;
   rdfs:label "Distribution for Chaetoceros tortissimus Gran, 1900 - Swedish Exclusive Economic Zone"@en ;
   td:isDistributionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   td:hasArea <https://marineregions.org/mrgid/5694> ;
   dwc:locality <https://marineregions.org/mrgid/5694> ;
   dct:source <https://aphia.org/id/source/165516> .

<https://aphia.org/id/distribution/816589> a td:Distribution ;
   rdfs:label "Distribution for Chaetoceros tortissimus Gran, 1900 - Ukrainian part of the Black Sea"@en ;
   td:isDistributionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   td:hasArea <https://marineregions.org/mrgid/25205> ;
   dwc:locality <https://marineregions.org/mrgid/25205> ;
   td:hasOrigin <https://aphia.org/ns/origin#alien> ;
   td:hasInvasiveness <https://aphia.org/ns/invasiveness#uncertain> ;
   td:hasOccurrence <https://aphia.org/ns/occurrence#reported> ;
   dct:source <https://aphia.org/id/source/191278> .

<https://aphia.org/id/distribution/857810> a td:Distribution ;
   rdfs:label "Distribution for Chaetoceros tortissimus Gran, 1900 - Colombia"@en ;
   td:isDistributionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   td:hasArea <https://marineregions.org/mrgid/2175> ;
   dwc:locality <https://marineregions.org/mrgid/2175> ;
   td:hasOrigin <https://aphia.org/ns/origin#alien> ;
   td:hasInvasiveness <https://aphia.org/ns/invasiveness#not-specified> ;
   td:hasOccurrence <https://aphia.org/ns/occurrence#reported> ;
   dct:source <https://aphia.org/id/source/192835> .

<https://aphia.org/id/distribution/893934> a td:Distribution ;
   rdfs:label "Distribution for Chaetoceros tortissimus Gran, 1900 - Europe"@en ;
   td:isDistributionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   td:hasArea <https://marineregions.org/mrgid/1920> ;
   dwc:locality <https://marineregions.org/mrgid/1920> ;
   td:hasOrigin <https://aphia.org/ns/origin#alien> ;
   td:hasInvasiveness <https://aphia.org/ns/invasiveness#not-specified> ;
   td:hasOccurrence <https://aphia.org/ns/occurrence#reported> ;
   dct:source <https://aphia.org/id/source/177036> .

<https://aphia.org/ns/origin#alien> a skos:Concept, td:Origin ;
   skos:prefLabel "Alien"@en ;
   rdfs:label "Alien"@en ;
   skos:definition "Species introduced by man into places out of their natural range of distribution"@en .

<https://aphia.org/ns/invasiveness#uncertain> a skos:Concept, td:Origin ;
   skos:prefLabel "Uncertain"@en ;
   rdfs:label "Uncertain"@en ;
   skos:definition "Species whose invasiveness is uncertain"@en .

<https://aphia.org/ns/invasiveness#not-specified> a skos:Concept, td:Origin ;
   skos:prefLabel "Not specified"@en ;
   rdfs:label "Not specified"@en ;
   skos:definition "A species whose 'invasiveness' has not been specified in its introduced range. The species is known to be present and has been reported but there is no comment on its invasiveness"@en .

<https://aphia.org/ns/occurrence#reported> a skos:Concept, td:Origin ;
   skos:prefLabel "Reported"@en ;
   rdfs:label "Reported"@en ;
   skos:definition "Species that are 'reported' to be present but with no further information"@en .

<https://aphia.org/id/taxon-description/1126264> a tat:TaxonDescription ;
   rdfs:label "Taxon Description Functional group for Taxon denoted by name 163161"@en ;
   tat:hasTaxonCharacteristic <https://aphia.org/ns/traits/functional-group> ;
   tat:isAdditionalDescriptionOf [
   a taxon-name:Taxon, skos:Concept ;
   taxon-name:isDenotedBy <https://aphia.org/id/taxname/163161> ;
   ] ;
   top-level:hasValue <https://aphia.org/ns/traits/functional-group#phytoplankton> .