Your internet browser is not using current security protocols.
This will soon affect your ability to use the ISA website.
To update your security protocols, turn on TLS 1.2 in Advanced settings or contact your system administrator.
ISA Logo
About ISA  •  Find an Arborist  •  Newsroom  •  Job Bank  •  Contact Us  •  LOGIN
Join ISA

Subscribe to this podcast.

Climbing and Rigging

Butterfly Knots

Did you know there are two different ways of tying the butterfly knot? This knot can be used as a loop in the standing part of a line, and it is multi-directional and symmetrical. Watch the video to see the two different ways of tying this knot and a situation where it can be useful. This Climbing and Rigging CEU quiz will cover the following podcast videos: Clove and Marline Hitch, Half Hitch and Running Bowline, Valdôtain tresse, and Butterfly Knot. Before taking the quiz to earn CEUs, be sure to watch these videos on our Climbing and Rigging podcast, which can be found on our website or on iTunes. 1 CEU(A,U,M,T,L,Bp)

 Released Audio FilePurchase Quiz
October 28, 2011 Download Purchase Quiz

©International Society of Arboriculture 2009-2018
PO Box 3129 • Champaign, IL 61826, USA • +1.217.355.9411

Email comments and questions to ISA
Monday, February 19, 2018 9:48:12 PM (CST/ISA Headquarters Time)
Please click here to view our privacy policy.