About this Collection
The Range-wide Northern Long-eared Bat determination key (Dkey) is available through the Service’s Information for Planning and Consultation (IPaC) website. This Dkey replaces the previous key that was based on the 4(d) rule biological opinion. The goal is to streamline review of routine, predictable projects that are not likely to adversely affect the NLEB. It allows project proponents to receive automatic verification or concurrence for some actions.
The Dkey is available through the IPaC website. Instructions for reviewing projects and using determination keys through IPaC IPaC
Information for Planning and Consultation (IPaC) is a project planning tool that streamlines the USFWS environmental review process
Learn more about IPaC can also be found on the same website.
This library collection below includes documents and information necessary for project proponents to complete the assisted Dkey for the northern long-eared bat.