| Pack ice is floating consolidated sea ice that's either detached from land and freely floating, or has been blocked by land-attached ice while drifting past. |
| •owl:Thing |
| •SpatioTemporalThing |
| •Endurant |
| •PhysicalEndurant |
| •AmountOfMatter |
| •Substance |
| •Chemical |
| •ChemicalCompound |
| •InorganicChemicalCompound |
| •Water |
| •Ice |
| •PackIce |