Wildlife monitoring using passive telemetry has become a robust method for investigating animal migration. With increased use. this method progressively pollutes the environment with technological waste represented by so called ghost tags (PIT tags ending in the environment due to reproductive expulsions. shedding or animal mortality). https://www.roneverhart.com/1619PA8038-Bosch-Table-Saw-Motor-Housing-4000-4100-Replaces-2610996864/