WERC Petaluma Marsh Figures

The elevation histogram for Petaluma Marsh shows the marsh platform is above MHW on average (Fig. 1). Data from the vegetation surveys indicate moderate species richness (Fig. 2). Results from WARMER response model indicate that Petaluma will lose relative elevation as sea levels rise (Fig. 3). The marsh platform at Petaluma Marsh is projected to transition to low marsh habitat by 2050 and be below mean sea level by 2080 (Fig. 4). The percent of time Petaluma Marsh is inundated varies throughout the year by season, with the most inundation during the winter (Fig. 5).