@prefix smn: <https://w3id.org/smn/> .
@prefix iadopt: <https://w3id.org/iadopt/ont/> .
@prefix sosa: <http://www.w3.org/ns/sosa/> .
@prefix dwc: <http://rs.tdwg.org/dwc/terms/> .
@prefix obo: <http://purl.obolibrary.org/obo/> .
@prefix geosparql: <http://www.opengis.net/ont/geosparql#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix iao: <http://purl.obolibrary.org/obo/IAO_> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<https://w3id.org/smn/modules/01-entity-systematics> a owl:Ontology ;
  rdfs:label "Salmon Domain Ontology Module 01: Entity and systematics"@en ;
  rdfs:comment "Core salmon entities, reporting strata, and composition relationships for cross-agency reuse. Includes migrated reusable structure terms from DFO Salmon Ontology (no removals from DFO source)."@en .

#################################################################
# Core entity hierarchy (existing salmon-domain terms)
#################################################################

smn:Entity a owl:Class ;
  rdfs:label "Entity"@en ;
  rdfs:subClassOf sosa:FeatureOfInterest, iadopt:Entity ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

smn:SalmonIndividual a owl:Class ;
  rdfs:label "Salmon individual"@en ;
  rdfs:subClassOf smn:Entity ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

smn:SalmonGroup a owl:Class ;
  rdfs:label "Salmon group"@en ;
  rdfs:subClassOf smn:Entity ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

smn:SalmonPopulationGroup a owl:Class ;
  rdfs:label "Salmon population group"@en ;
  rdfs:subClassOf smn:SalmonGroup ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

smn:SalmonStockUnit a owl:Class ;
  rdfs:label "Salmon stock unit"@en ;
  rdfs:subClassOf smn:SalmonGroup ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

smn:HabitatUnit a owl:Class ;
  rdfs:label "Habitat unit"@en ;
  rdfs:subClassOf smn:Entity ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

geosparql:Feature rdfs:subClassOf sosa:FeatureOfInterest .

smn:GeographicFeature a owl:Class ;
  rdfs:label "Geographic feature"@en ;
  rdfs:subClassOf geosparql:Feature ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

#################################################################
# Reusable reporting/management strata (migrated from gcdfo)
#################################################################

smn:ReportingOrManagementStratum a owl:Class ;
  rdfs:label "Reporting or management stratum"@en ;
  iao:0000115 "An information-defined grouping of fish populations used for reporting, conservation assessment, or management purposes. Examples include Conservation Units (CUs), Stock Management Units (MUs), and Designatable Units (DUs)."@en ;
  rdfs:subClassOf iao:0000030 ;
  rdfs:isDefinedBy <https://w3id.org/smn> ;
  iao:0000119 "GC DFO Salmon Ontology release 0.0.2, term gcdfo:ReportingOrManagementStratum."@en ;
  dcterms:source <https://github.com/dfo-pacific-science/dfo-salmon-ontology/blob/c7a54251eb8f673052fed61f9ca2624e557249c7/docs/releases/0.0.2/gcdfo.ttl> .

smn:Stock a owl:Class ;
  rdfs:label "Stock"@en ;
  rdfs:subClassOf smn:ReportingOrManagementStratum ;
  iao:0000115 "An operationally defined grouping of salmon used for assessment and management purposes."@en ;
  skos:altLabel "Fish stock"@en ;
  rdfs:isDefinedBy <https://w3id.org/smn> ;
  iao:0000119 "Fisheries and Oceans Canada. Introduction to Stock Assessment - Glossary. https://www.dfo-mpo.gc.ca/science/species-especes/fisheries-halieutiques/assessment-evaluation/glossary-glossaire/index-eng.html."@en ;
  dcterms:source <https://www.dfo-mpo.gc.ca/science/species-especes/fisheries-halieutiques/assessment-evaluation/glossary-glossaire/index-eng.html> .

smn:Deme a owl:Class ;
  rdfs:label "Deme"@en ;
  iao:0000115 "A local interbreeding group of organisms within a species. In salmon, a deme typically corresponds to a spawning population at a specific site. Demes are the finest biological unit and make up populations."@en ;
  rdfs:subClassOf dwc:Organism ;
  rdfs:isDefinedBy <https://w3id.org/smn> ;
  iao:0000119 "GC DFO Salmon Ontology release 0.0.8, term smn:Deme."@en ;
  dcterms:source <https://github.com/dfo-pacific-science/dfo-salmon-ontology/blob/c7a54251eb8f673052fed61f9ca2624e557249c7/docs/releases/0.0.8/gcdfo.ttl> .

smn:Population a owl:Class ;
  rdfs:label "Population"@en ;
  iao:0000115 "A group of organisms of the same species occupying a defined area that interbreed and share a gene pool. In salmon, populations are composed of one or more demes and form the biological basis for Conservation Units."@en ;
  rdfs:subClassOf dwc:Organism ;
  rdfs:isDefinedBy <https://w3id.org/smn> ;
  iao:0000119 "GC DFO Salmon Ontology release 0.0.8, term smn:Population."@en ;
  dcterms:source <https://github.com/dfo-pacific-science/dfo-salmon-ontology/blob/c7a54251eb8f673052fed61f9ca2624e557249c7/docs/releases/0.0.8/gcdfo.ttl> .


smn:IndicatorRiver a owl:Class ;
  rdfs:label "Indicator river"@en ;
  skos:altLabel "Indicator stream"@en ;
  iao:0000115 "A river or stream used as a relatively reliable abundance index for nearby salmon returns due to survey intensity and method quality."@en ;
  rdfs:subClassOf smn:GeographicFeature ;
  dcterms:source <https://www.salmonexplorer.ca/methods/glossary.html> ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

#################################################################
# Biological composition relationships (migrated from gcdfo)
#################################################################

smn:hasDeme a owl:ObjectProperty ;
  rdfs:label "has deme"@en ;
  iao:0000115 "Relates a population to one of its constituent demes."@en ;
  rdfs:domain smn:Population ;
  rdfs:range smn:Deme ;
  rdfs:isDefinedBy <https://w3id.org/smn> ;
  iao:0000119 "GC DFO Salmon Ontology release 0.0.8, term smn:hasDeme."@en ;
  dcterms:source <https://github.com/dfo-pacific-science/dfo-salmon-ontology/blob/c7a54251eb8f673052fed61f9ca2624e557249c7/docs/releases/0.0.8/gcdfo.ttl> .

smn:demeOf a owl:ObjectProperty ;
  rdfs:label "deme of"@en ;
  iao:0000115 "Relates a deme to the population it belongs to."@en ;
  owl:inverseOf smn:hasDeme ;
  rdfs:domain smn:Deme ;
  rdfs:range smn:Population ;
  rdfs:isDefinedBy <https://w3id.org/smn> ;
  iao:0000119 "GC DFO Salmon Ontology release 0.0.8, term smn:demeOf."@en ;
  dcterms:source <https://github.com/dfo-pacific-science/dfo-salmon-ontology/blob/c7a54251eb8f673052fed61f9ca2624e557249c7/docs/releases/0.0.8/gcdfo.ttl> .

smn:hasPopulation a owl:ObjectProperty ;
  rdfs:label "has population"@en ;
  iao:0000115 "Relates a reporting or management stratum to one of its constituent populations."@en ;
  rdfs:domain smn:ReportingOrManagementStratum ;
  rdfs:range smn:Population ;
  rdfs:isDefinedBy <https://w3id.org/smn> .

smn:populationOf a owl:ObjectProperty ;
  rdfs:label "population of"@en ;
  iao:0000115 "Relates a population to the reporting or management stratum it belongs to."@en ;
  owl:inverseOf smn:hasPopulation ;
  rdfs:domain smn:Population ;
  rdfs:range smn:ReportingOrManagementStratum ;
  rdfs:isDefinedBy <https://w3id.org/smn> .