| The common term used to describe a film of oil on the water surface. Most oils tend to spread horizontally into a smooth and slippery surface, called a slick, on top of the water. |
| •owl:Thing |
| •amo:Object |
| •amo:Feature |
| •amo:MarineFeature |
| •amo:MarineArea |
| •amo:TimeDurationArea |
| •oilspills:Slick |
Class(oilspills:Slick partial amo:TimeDurationArea)