Appendix A. Additional methods plus four figures and three tables presenting statistical summaries, site information, and supporting data, including field verification of the correlation between rock and barnacle body temperatures, daily maximum temperature, and barnacle density and survival at Haffenreffer and Hope Island sites, and the geographic distribution of bedrock and cobble substrates in Narragansett Bay, Rhode Island.

Additional methods plus four figures and three tables presenting statistical summaries, site information, and supporting data, including field verification of the correlation between rock and barnacle body temperatures, daily maximum temperature, and barnacle density and survival at Haffenreffer and Hope Island sites, and the geographic distribution of bedrock and cobble substrates in Narragansett Bay, Rhode Island.