Section 167.26 - Leaving unguarded ice holes(1b) In this section: (a) "Nonprofit membership corporation" means a corporation as described in s. 779.70(1).(b) "Qualified lake association" means an association that meets the qualifications under s. 281.68(3m) (a).(c) "Water quality project" means a project that improves water quality, including a project that improves fish habitat or that reduces or prevents any of the following: 2. The release of anoxic gases or nutrients.(1g) Except as provided in sub. (1m), any person who removes ice or causes its removal from any stream, pond or lake shall place around the margin of the opening made by such removal a fence, by setting posts of not less than 2 by 4 in size with any of the following fencings:(a) A fence board attached not less than 3 1/2 feet above the surface of the ice on the stream, pond or lake.(b) Colored plastic construction roll fencing attached to the posts.(1m) Instead of the requirements under sub. (1g), any person who removes ice or causes its removal from Lake Butte des Morts, Lake Poygan, Lake Winnebago or Lake Winneconne for the spearing of sturgeon may mark the opening made by the removal without using fencing if the person uses at least 2 strips of wood that protrude at least 3 feet above the surface of the ice. The strips of wood may not exceed approximately 1.5 inches in width and approximately 0.25 inch in thickness.(2)(a) Instead of the requirements under sub. (1g), any person creating ice holes by aeration of water may do any of the following: 1. Erect and maintain a barricade around the holes consisting of uprights that are spaced at adequate intervals to maintain the barricade and that are connected by a continuous rope, cord, or similar material placed at least 2.5 feet and not more than 4.5 feet off the surface.2. Erect and maintain a visual warning mechanism that is highly visible and that is reflectorized, fluorescent, or lighted.(b) The connecting rope, cord, or similar material specified in par. (a) 1. shall have reflectorized, fluorescent, or lighted ribbon or tape or other reflectorized devices attached to it, so as to be highly visible, and shall be of sufficient strength to permit retrieval of the barricade following melting of the ice.(c) Any person erecting a barricade or warning mechanism under this subsection shall remove the barricade and all parts of the barricade or mechanism immediately after the ice has melted.(2m)(a) Instead of the requirements under subs. (1g) and (2), any public inland lake protection and rehabilitation district or any nonprofit membership corporation that is creating ice holes for a lake by aeration of water for purposes of a water quality project that has been approved by the department of natural resources may provide alternative warning methods by doing all of the following:1. Posting highly visible warning notices at each shoreline area through which the public has access to the lake.2. Providing a written warning notice to each owner of riparian property on the lake.(b) Each warning notice placed by a public inland lake protection and rehabilitation district or a nonprofit membership corporation under par. (a) 1. shall meet all of the following requirements:1. The size, lettering, and format of each notice shall be designed so as to make the notice readable by the public at a distance of 60 feet.2. Each notice shall contain the wording "DANGER - OPEN WATER," "WARNING - ICE HOLES," or "DANGER - THIN ICE" or wording of a similar nature.3. Each notice shall replicate the wording required under subd. 2. so that the wording on each notice is visible from the shoreline and from the water.4. Each notice shall be made of durable material and lettering and shall be replaced as necessary so that the notice remains readable throughout the winter season.5. The notices shall be placed no later than December 15 of each winter season.(c) The written notices provided to each owner of riparian property by a public inland lake protection and rehabilitation district or a nonprofit membership corporation under par. (a) 2. shall be provided no later than December 15 of each winter season.(3)(a) Except as provided in par. (b), a person barricading or marking an ice hole or opening in the manner specified in this section, or erecting a warning device or posting a notice for an ice hole or opening in the manner specified in this section, shall be exempt from liability for injury to or the death of any person or for damage to any property that results from creating the ice hole or opening.(b) Except as provided in par. (c), a member of a qualified lake association or of a nonprofit membership corporation shall be exempt from any liability incurred by the qualified lake association or nonprofit membership corporation in creating an ice hole or opening that is subject to the barricading, fencing, or warning requirements under this section.(c) Any riparian property owner who is aware of the existence of an ice hole or opening in the stream, pond, or lake to which his or her riparian property abuts shall not be exempt from liability as provided in par. (a) if the owner fails to warn a person to whom the owner has given permission to cross the property in order to have access to the stream, pond, or lake by doing one of the following: 1. Directly warning the person of the existence of the ice hole or opening.2. Posting a warning notice on the property that complies with the requirements specified under sub. (2m) (b) 1. to 5.(4) This section shall not apply to ice holes caused by hydroelectric dams or by air bubbler systems installed by the corps of engineers for navigational purposes.(5) This section shall apply to all navigable or public waters of the state.(6) Any person violating sub. (1g), (1m), (2), or (2m) shall be imprisoned for not more than 6 months or fined not more than $100. Any person who removes a barricade, fencing, a warning notice, or a warning mechanism or other barrier or marking that complies with this section during the period beginning with December 15 of a given year and ending on March 30 of the following year may be imprisoned for not more than 6 months or fined not more than $100.1975 c. 296; 1987 a. 27; 1991 a. 269; 1993 a. 133, 213, 491; 1997 a. 167; 2005 a. 395.