The general area of research activity followed was that of radio-frequency telemetry from free-swimming trout. Tracking studies and the securing of EKG waveform were the two specific projects undertaken. Project Number 152.
Lonsdale, E. M.
"Field Testing of Radio Telemetry From Fish,"
Jackson Hole Research Station Annual Report: Vol. 1968
, Article 11.
Available at: https://repository.uwyo.edu/jhrs_reports/vol1968/iss1/11