20221007 06164400 1.0 TRUE Economic Loss (50% Habitat Loss) Heatmap showing loss of recreational value from birdwatching in coastal areas around Port Phillip and Western Port in Victoria, Australia based on a scenario where 50% of the mangrove and tidal marsh habitat is lost (red displays >$4000 grading to >$10 AUD per trip in blue). These values are based on the costs of travel and time taken to get to a birding location and the amount of mangrove and tidal marsh habitat present.