"The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it...knife and pain are two words in surgery that must forever be associated in the consciousness of the patient."
|6739802||Fish test circuit and method for evaluation of waterway barrier fish bypass systems|
A fish test circuit for the evaluation of waterway barrier bypass systems with a conduit having at least one bypass system test station, water flow within the conduit, fish introduced into the conduit, and measurement of the effectiveness of the bypass system under ...
|6715959||Fish ladder for passing dams|
The present invention is a safe and effective fish ladder for assisting fish in overcoming dams, especially in the upstream direction. The ladder comprises a series of relatively vertical open pools, which decrease in size in the upstream direction, the pools being ...