Gavan Hill Trail March 6, 2011June 11, 2008 by matt goff [Show slideshow] Silvery Sedge (Carex canescens) growing adjacent to Gavan Hill Trail near the first bench. Silvery Sedge (Carex canescens) growing adjacent to Gavan Hill Trail near the first bench. Silvery Sedge (Carex canescens) growing adjacent to Gavan Hill Trail near the first bench. Probably a male March Fly (Bibionidae) Plateumaris sp and Sweltsa sp with lens cap for size comparison. Shore Pine (Pinus contorta) Aquatic Leaf-beetle (Plateumaris sp.) Aquatic Leaf-beetle (Plateumaris sp.) Aquatic Leaf-beetle (Plateumaris sp.) Aquatic Leaf-beetle (Plateumaris sp.) Stone-fly (Sweltsa sp) Stone-fly (Sweltsa sp) Stone-fly (Sweltsa sp) Share this:ShareFacebookTwitter