Arc Marine Ontology The Arc Marine Ontology (AMO), developed by the Coastal and Marine Resources Centre (CMRC), defines the concepts and relationships of the ESRI Arc Marine data model. 1.0 1 min 0 1 1 1 1 1 1 min 0 1 1 1 1 1 1 1 min 0 1 1 1 1 1 1 min 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 min 0 1 1 1 1 1 1 1 1 1 1 min 0 max 3 min 2 1 min 0 1 1 1 1 1 min 0 1 1 1 1 1 1 All Arc Marine Ontology concepts extend directly or indirectly the Object concept. min 0 1 1 1 min 0 1 1 min 0 min 0 min 0 1 1 1 1 1 1 1 1 min 0 1 1 1 1 1 1 1 min 0 1 1 1 1 1 1 1 1 1 1 min 0 1 1 1 1 1 11 2 Hour 5 Minute 5 6 Hour 14 7 Year 4 Day 6 Month 1 Second 2 Cumulative 1 Instantaneous 1 Hour 10 3 Hour 1 1 Minute 5 Maximum 30 Minute 9 4 Hour 13 1 Week 18 7 15 Minute 1 Linear 19 1 Month 3 Hour 12 2 Generated 6 10 Minute 20 1 Year Other 1 Area 2 Scalar 2 Week 5 4 4 Minute 2 Minute 2 Minute 2 4 Average Recorded 1 Volume 3 20 Minute 8 16 12 Hour 8 Hour 15 6 Minimum 17 1 Day Other 99 3 Incremental 3 3 Minute Vector 3