Marie Holer

Marie Holer

entrepreneur unknown

Marie Holer was the co-owner and operator of Marineland in Niagara Falls, Ontario, following the death of her husband, John Holer, in 2018. She continued to manage the park until her passing in 2024, during which time Marineland faced increasing scrutiny over its treatment of animals and the conditions within the park. Her death left the park's operations in a state of uncertainty, with ongoing debates about the welfare of its marine mammals.

Global Media Ratings
Dominance
0.00%
Persistence
0 wks
Reach
77,880
Power
3,484$
Sentiment
5.00
Countries Mentioned
Country Mentions Sentiment Dominance + Persistence x Population = Reach x GDP (millions) = Power
Canada 1 5.00 0.20% +0% 38,005,238 77,880 $1,700,000 3,484$
Totals 1 38,005,238 77,880 $1,700,000 3,484$
Interactive World Map

Each country's color is based on "Mentions" from the table above.

Recent Mentions

Canada Canada: Marie Holer was the former owner of Marineland who put the park up for sale before it closed for good. 5

The Globe and Mail: Third Marineland beluga dies after being moved