Our Services

Phase 1 habitat survey

We provide a broad range of professional ecological services, including protected species surveys, Preliminary Ecological Assessments etc.

Bat Surveys

Noctule bat

DDAL are a leading bat specialist company in Scotland, carrying out hundreds of bat surveys for our clients every year, providing pragmatic and cost-effective licensing and mitigation solutions.

Advanced Bat Surveys

Measuring a bat's forearm

Our specialist bat skills are used to support other consultancies with large-scale bat survey and advanced licensable bat survey methods.


Bat survey skills workshop

Build your skills and develop your career as an ecologist. We offer a range of high-specification training solutions for individuals and for companies, local authorities and NGOs.