Sinking Groundline Exemption Contour
The fisheries regulated under the Atlantic large whale take reduction plan are exempt from the requirement to have groundlines composed of sinking groundline if their groundline is at a depth equal to or greater than 280 fathoms (1680 feet or 512.1 meters) 50 CFR §229.32 (a)(4)

Regulated areas included in this file:
- 280 Fathom Contour