Herp folks use glass tubes for measuring snakes and other anguilliform critters. For salamanders we ice them down and then photograph against a grid.
William J. Resetarits, Jr. Professor of Biology and Henry L. and Grace Doherty Chair in Freshwater Research Department of Biology The University of Mississippi P.O. Box 1848 University, MS 38677-1848 Phone: (662) 915-5804 Fax: (662) 915-6554 http://www.olemiss.edu/resetaritslab On 11/25/14, 1:14 PM, "Katharine Miller" <[email protected]> wrote: >I am doing research on the Yukon River and we are catching a large number >of juv. lamprey. We would like to be able to quickly measure a subsample >(~50 per tow) to get a length distribution - but these guys are really >hard to measure! We've tried using soda water to anesthetize them, but >they are resilient. They can actually stay out of water for a long time >without losing any of their vigor, and ee would like to release most of >the lamprey alive after they are measured. > >I was hoping that someone might know of a measuring device that could be >used - maybe my herpetologist colleagues have something they use for >measuring snakes? > >Thanks!
