{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.lagoon","code":"thing-q187223","url":"https://ver.cy/models/thing/q187223/","name":"lagoon","alternateNames":["ria","artificial lagoon","liman","saline lagoon","wastewater lagoon","Waituna","coral reef lagoon","estuarine lagoon","barachois","khawr of the Salalah Coast Reserve","hapua"],"kind":"thing","status":"published","version":"0.2.0-wave.2","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.PLC"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A shallow body of water separated from a larger body such as the sea or a lake by a barrier of sand, coral, rock or engineered structures, including coastal lagoons, atoll lagoons, salt and brackish lagoons and limans at river mouths that meet this barrier criterion; lagoons are productive ecosystems and are sensitive to pollution, sea level rise and development.","purpose":"Let an agent explain lagoon types and formation, describe their ecology and uses, support conservation and management questions, and identify specific lagoons with sources.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Barrier-enclosed","Shallow","Brackish often","Productive habitat"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"How lagoons form.","layers":[{"id":"formation","name":"Formation","description":"Formation and types.","findings":[{"id":"formation-finding","name":"Formation","description":"Formation.","questions":[{"text":"How do coastal, atoll and estuarine lagoons form, and what are limans and rias?","kind":"definition"},{"text":"What kind of lagoon is this?","kind":"definition"}]}]},{"id":"specific","name":"Specific","description":"A specific lagoon.","findings":[{"id":"specific-finding","name":"Specific","description":"Specific lagoon.","questions":[{"text":"What is this lagoon, and what is known about its ecology and history, according to sources?","kind":"provenance"},{"text":"Which entry fits it?","kind":"action"}]}]}]},{"id":"ecology","name":"Ecology","description":"Lagoon life.","layers":[{"id":"habitat","name":"Habitat","description":"Ecosystems.","findings":[{"id":"habitat-finding","name":"Habitat","description":"Habitat.","questions":[{"text":"Why are lagoons productive, and which species depend on them?","kind":"provenance"},{"text":"How does salinity vary and affect life?","kind":"definition"}]}]},{"id":"threats","name":"Threats","description":"Threats.","findings":[{"id":"threats-finding","name":"Threats","description":"Threats.","questions":[{"text":"How do pollution, sea level rise and development threaten this lagoon, according to monitoring?","kind":"provenance"},{"text":"Which protections apply?","kind":"provenance"}]}]}]},{"id":"use","name":"Use","description":"Using lagoons.","layers":[{"id":"activities","name":"Activities","description":"Recreation and fishing.","findings":[{"id":"activities-finding","name":"Activities","description":"Activities.","questions":[{"text":"Which activities such as swimming, boating, fishing and aquaculture are allowed in this lagoon, and which safety guidance applies?","kind":"provenance"},{"text":"Is someone in danger now?","kind":"boundary"}]}]},{"id":"artificial","name":"Artificial","description":"Artificial lagoons.","findings":[{"id":"artificial-finding","name":"Artificial","description":"Artificial lagoons.","questions":[{"text":"How are recreational and wastewater lagoons built and regulated?","kind":"provenance"},{"text":"How do wastewater lagoons treat effluent?","kind":"definition"}]}]}]},{"id":"manage","name":"Manage","description":"Management and teaching.","layers":[{"id":"manage","name":"Manage","description":"Lagoon management.","findings":[{"id":"manage-finding","name":"Manage","description":"Management.","questions":[{"text":"How are lagoons managed and restored, and who is responsible here?","kind":"provenance"},{"text":"Which international designations apply?","kind":"provenance"}]}]},{"id":"teach","name":"Teach","description":"Teaching.","findings":[{"id":"teach-finding","name":"Teach","description":"Teaching.","questions":[{"text":"How can lagoons be used to teach coastal geography and ecology?","kind":"action"},{"text":"Which misconceptions arise?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe a lagoon's type, barrier and water quality from scientific and official sources.","Report algal blooms, fish kills or pollution to the responsible authority."],"mustNot":["Present an artificial or engineered lagoon as natural, or the reverse.","Recommend development that closes or fills a lagoon without noting ecological effects.","Advise swimming in a lagoon under a bathing or algae warning.","Disturb nesting birds or protected habitats around a lagoon."],"requiresHuman":["Works that open, close or dredge a lagoon's link to the sea."]},"ethics":{"considerations":["Lagoons are rich habitats threatened by nutrients, development and sea level rise.","Local fishing communities depend on lagoon health."],"affectedParties":["Fishing communities","Wildlife and migratory birds","Coastal residents"]},"owners":{"steward":"The public or the state for most coastal lagoons; protected-area authorities where designated.","roles":[],"masterSystems":["Protected area registers","Wetland site lists under international conventions"]},"relations":[{"target":"Q135951980","type":"parent","note":"registry parent class"},{"target":"coastal lake","type":"related","note":"category"},{"target":"breakwater","type":"related","note":"artificial barriers"},{"target":"waterway","type":"related","note":"navigation through lagoons"},{"target":"water treatment","type":"related","note":"wastewater lagoons"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.lagoon","Wikidata: Q187223 (https://www.wikidata.org/wiki/Q187223)"]},"properties":{"applicability":"required","items":["Water depth:  m - Measure depth relative to a stated water level using bathymetric observations because lagoon depths vary with location and water conditions.","Surface area:  km2 - Measure the water-covered area from surveyed boundaries or mapped imagery at a stated date and water level.","Water temperature:  degrees Celsius - Measure with a calibrated temperature sensor while recording sampling depth, location and time.","Dissolved oxygen concentration:  mg/L - Measure with a calibrated dissolved oxygen instrument or validated laboratory method while recording sampling conditions."]},"recognition":{"applicability":"required","items":["Separated from open water by a barrier","Shallow and sheltered","A bay is open to the sea; a lake is inland","A shallow, sheltered water body behind a barrier."]},"capabilities":{"applicability":"required","items":["explain lagoon types and formation","describe ecology and uses","support conservation and management","identify specific lagoons"]},"hazards":{"applicability":"required","items":["Eutrophication and pollution","Loss to sea level rise and development","Confusing artificial and natural lagoons"]},"interfaces":{"applicability":"required","items":["Coastal and wetland protection laws","Water quality standards","Wastewater treatment regulations for lagoons"]},"context":{"applicability":"required","items":["Shallow waters behind barriers.","coastal barrier lagoons","atoll and reef lagoons","saline and hypersaline lagoons","limans and estuarine lagoons","artificial lagoons including wastewater lagoons"]}},"sources":[{"title":"Wikidata item Q187223: lagoon","url":"https://www.wikidata.org/wiki/Q187223","note":"identity and sense of the item"},{"title":"Wikipedia: Lagoon","url":"https://en.wikipedia.org/wiki/Lagoon","note":"general description of the item"}],"openQuestions":["Should each notable lagoon be a separate entry?","How should monitoring data be linked?","How should wetland designations be linked?"],"resources":{"spec":"/models/things/publications/thing-q187223/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q187223/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T22:38:07Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T12:16:30+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}