Kangaroo rat tracks
western wetlands. Indeed, the crossing makes a con- venient, and historic cor- ridor — in 1846 Kit Car- son traversed the canyon and waded through the creek on his way to San Diego to secure rein- forcements in the Battle of San Pasqual. Concrete evidence
of the tracking team’s efforts shows in the lack of concrete in other areas around San Diego. Avail- able data helped make the
counts the relocation of a hydroelectric pumping station that was slated for a narrow wildlife cross- ing behind Ridgewood Park in Rancho Peñas- quitos in 2002. Armed with tracking-survey data from an adjacent transect, neighbors con- vinced planners to move the pump, which is 30 feet high, 70 feet wide, and 110 feet long, to an already developed com- mercial area just south- west of Interstate 15. Harter spent Decem-
case to keep recent expan- sion of State Route 56 out of Deer Canyon, preserv- ing what Harter said is “San Diego County’s last coastal canyon.” Wildlife corridors have been main- tained in multiple devel- opment projects, includ- ing the I-5/I-805 merge, Sorrento Valley Road and Carmel Valley Creek, and Rhodes Crossing (near
Camino del Sur and Car- mel Mountain Road). The team also contributes to studies of wildlife tun- nel design, making sure that existing tunnels are large enough and that future projects plan for proper size and shape for animals to use crossings as intended. Among its accom- plishments, the team also
R E S E A R C H S T U D I E S
ber 2015 working with the U.S. Geological Sur- vey to upload historical data to geographic infor- mation systems maps and deploying and monitoring wildlife cameras. A coyote mauled one of the cam- eras, and a bobcat marked (that’s right — urinated on) another. In tracking, those are good signs.
— Leorah Gavidor ■
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R E S E A R C H S T U D I E S
San Diego Reader February 25, 2016 21
TRACKS BY DENISE HARTER. KANGAROO RAT BY DESIGN PICS/THINKSTOCK
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