1. Determining the optimal substrate for the invasive New Zealand mud snail (Potamopyrgus antipodarum) Open Access Author: Ghannam, Sally Title: Determining the optimal substrate for the invasive New Zealand mud snail (Potamopyrgus antipodarum) Area of Honors: Biology Keywords: New Zealand mud snailPotamopyrgus antipodaruminvasive speciesecologybiologyperiphytonwoody debrisleaf litterSpirulina algaeoptimal substrate File: Download Ghannam_Sally_Determining_the_Optimal_Substrate_for_the_Invasive_New_Zealand_Mud_Snail__Potamopyrgus_antipodarum_.pdf Thesis Supervisors: Edward P Levri, Thesis SupervisorLaura Rotunno, Thesis Honors AdvisorAllison Cornell, Faculty Reader