Sec. 53. 12 MRSA §544-B, sub-§2, as enacted by PL 1999, c. 556, §13, is amended to read:

2. Register of critical areas. The commissioner, with the advice of the board, shall maintain a register of critical areas that must contain natural areas classified as critical areas as follows.

A. In determining the classification of an area or site as a registered critical area, the commissioner shall consider:

(1) The unique or exemplary natural qualities of the area or site;

(2) The intrinsic fragility of the area or site and sensitivity to alteration or destruction;

(3) The voluntary commitment to conserve or protect the area or site;

(4) The present or future threat of alteration or destruction; and

(5) The economic implications of inclusion of an area or site on the register.

The commissioner, with the advice of the board, may remove a registered critical area from the register if the commissioner determines that the area or site no longer qualifies as a critical area.

B. Each registered critical area must be documented with at least the following information:

(1) A general description of the area or site;

(2) A list of the endangered or threatened species or other unique or exemplary natural features occurring at the area or site, and reasons for inclusion in the register;

(3) The size and location of the area or site; and

(4) The name or names of the property owner or owners, contingent upon the consent of the owner or owners.