{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-ebrpd-mussels-lake-specific-bands",
        "evidence_ids": [
          "evidence-ebrpd-mussels-lake-specific-bands"
        ],
        "predicate": "banding_program",
        "spatial_scope_ids": [
          "scope-ebrpd-inspected-lakes"
        ],
        "subject_id": "program-ebrpd-invasive-mussel",
        "temporal_scope": {
          "ends_on": null,
          "starts_on": "2025-05-07"
        },
        "value": {
          "decontamination_certificate_substitutes": false,
          "inspection_form_required": true,
          "intact_band_required": true,
          "lake_specific": true,
          "launch_and_entry_fees_still_apply": true,
          "other_lake_band_requires_full_inspection": true,
          "same_lake_abbreviated_inspection": true,
          "same_lake_inspection_fee_waived": true
        }
      },
      "evidence": [
        {
          "claim_id": "claim-ebrpd-mussels-lake-specific-bands",
          "evidence_id": "evidence-ebrpd-mussels-lake-specific-bands",
          "notes": "",
          "observation_id": "observation-ebrpd-mussels-banding",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Effective May 7, 2025, bands are color-coded and lake-specific. An intact band from the same lake plus the inspection form permits abbreviated inspection and waives another inspection fee; launch and entry fees remain. Other-lake bands require full inspection and fee. Decontamination certificates do not replace inspection. Non-motorized craft are inspected every entry.",
          "observation_id": "observation-ebrpd-mussels-banding",
          "observed_at": null,
          "observer": "user-supplied page transcription",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-ebrpd-invasive-mussel-program"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/recreation/boating/invasive-mussels",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-invasive-mussel-program"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "program-ebrpd-invasive-mussel",
      "kind": "inspection_program",
      "name": "EBRPD Invasive Mussel Program"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ebrpd-invasive-mussel-program",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/observations/observation-ebrpd-mussels-banding.json",
      "reason": "Add EBRPD invasive-mussel inspection evidence and equipment-context rules.",
      "record_id": "observation-ebrpd-mussels-banding",
      "record_type": "observation",
      "summary": "Add the EBRPD invasive-mussel program as the equipment and prior-waterbody fixture, including inspection, failure, banding, fee, and wet-weather semantics."
    }
  ],
  "navigation": {
    "next_id": "observation-ebrpd-mussels-clean-dry-pass",
    "position": 113,
    "previous_id": "observation-ebrpd-morgan-territory-visitor-profile",
    "total": 1318
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "Effective May 7, 2025, bands are color-coded and lake-specific. An intact band from the same lake plus the inspection form permits abbreviated inspection and waives another inspection fee; launch and entry fees remain. Other-lake bands require full inspection and fee. Decontamination certificates do not replace inspection. Non-motorized craft are inspected every entry.",
      "observation_id": "observation-ebrpd-mussels-banding",
      "observed_at": null,
      "observer": "user-supplied page transcription",
      "retrieved_at": "2026-09-20T00:00:00+00:00",
      "source_id": "source-ebrpd-invasive-mussel-program"
    }
  ],
  "record": {
    "artifact_refs": [],
    "content": "Effective May 7, 2025, bands are color-coded and lake-specific. An intact band from the same lake plus the inspection form permits abbreviated inspection and waives another inspection fee; launch and entry fees remain. Other-lake bands require full inspection and fee. Decontamination certificates do not replace inspection. Non-motorized craft are inspected every entry.",
    "observation_id": "observation-ebrpd-mussels-banding",
    "observed_at": null,
    "observer": "user-supplied page transcription",
    "retrieved_at": "2026-09-20T00:00:00+00:00",
    "source_id": "source-ebrpd-invasive-mussel-program"
  },
  "record_type": "observation",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.ebparks.org/recreation/boating/invasive-mussels",
      "publisher": "East Bay Regional Park District",
      "source_id": "source-ebrpd-invasive-mussel-program"
    }
  ]
}