16358-MAG, published in La Gaceta No. 141 on Friday, July 26, 1985, in the sector comprised on the 1:50.000 scale Cartographic Sheet of the National Geographic Institute (IGN) bearing the following name and number: Tortuguero 3447-I, site known as Cerro Tortuguero. The area to be expanded is 13 hectares 1,103.52 m², which is described in the following coordinates:
| Point | Easting | Northing |
|---|---|---|
| 1 | 587660.00 | 285000.00 |
| 2 | 588000.00 | 284850.00 |
| 3 | 588629.00 | 285000.00 |
| 4 | 588615.82 | 284976.47 |
| 5 | 588498.47 | 284898.65 |
| 6 | 588448.00 | 284767.00 |
| 7 | 588326.00 | 284741.00 |
| 8 | 588278.00 | 284725.00 |
| 9 | 588194.00 | 284655.00 |
| 10 | 588166.00 | 284674.00 |
| 11 | 588102.00 | 284633.00 |
| 12 | 587903.70 | 284769.08 |