About Orbis Ecology

We are an independent Devon based ecological consultancy with a team of experienced ecologists working throughout the south west. We are committed to helping you achieve your project aims by providing a cost effective, and environmentally sensitive approach.

Our ecologists are members of the Chartered Institute of Ecology and Environmental Management (CIEEM) and adhere to their Code of Professional Conduct, British Standard BS42020 and best practice guidelines. We provide a full range of protected and priority species and habitat surveys, specialising in ecological impact assessment, licensing, mitigation and biodiversity net gain.

Our Team

Bryony Gillett MSc MCIEEM

Bryony Gillet Chartered Ecologist Orbis Ecology Devon

Director/Senior Ecologist

Bryony Gillett has worked in the conservation sector for almost 20 years in a range of roles both in the UK and overseas. Before becoming an ecological consultant, Bryony spent time in Borneo, Bolivia and Costa Rica working with primates.

After gaining her MSc, Bryony began working as an ecological consultant in 2010. Since this time, she has developed her skills and expertise particularly with bat ecology, behaviour and conservation.

Bryony is experienced in developing bat mitigation and writing European Protected Species Licence applications, she also is experienced in conducting  various other ecological services such as Ecological Impact Assessments, Phase I Habitat Surveys and Ecological Appraisals.


Oliver Chope CBiol GradCIEEM

Oliver Chope Chartered Ecologist Orbis Ecology Devon


Oliver has worked in ecological consultancy since the mid-1990’s, when he was based in Hong Kong prior to the return of the territory to China. During this time he was involved in assessing the ecological impacts of, amongst other things, projects associated with the construction of the new Chep Lap Kok airport, flood prevention in the New Territories, monitoring of marine benthos adjacent to a coastal landfill site and mitigation for the loss of mangroves resulting from the construction of a new golf course.

Since 2011 Oliver has been working as an ecological consultant based in Bideford, North Devon and is experienced in all aspects of Preliminary Ecological Appraisal, including Phase 1 habitat and protected species surveys,  including extensive experience of bat surveys and the design of mitigation proposals.


Our clients say . . .

“It was a pleasure working with you and the way you managed our needs and those of the bats was excellent, your approach to finding solutions which suited everyone is the best way we can protect our wildlife. I have no hesitation in saying you are truly making a difference in an area of conservation which is under appreciated”

Dentone Construction Ltd

Helen Calver MSc GradCIEEM

Helen Calver, Assistant Ecologist Orbis Ecology

Assistant Ecologist

Helen has a background in climate geosciences, specialising in past and present climate change, and identifying associated changes in plant assemblages and soil structure. Having spent almost 20 years in Scotland, Helen returned to Devon in 2014, and became increasingly involved with a number of conservation groups – helping with national dormouse and bat monitoring programmes, and great crested newt monitoring.

In 2016 Helen began working with a small number of Devon-based ecologists as an ecological surveyor, gaining further survey experience and developing her skills as an Ecological Clerk of Works. Helen set up her own business, Phase 1 Ecology, in 2018, providing surveys and reports to individuals, organisations including the Woodland Trust, and ecological consultancies throughout the country.

Helen is a graduate member of the Chartered Institute of Ecological and Environmental Management and holds Natural England Class 1 Survey Licence for dormice, Class 2 Survey Licence for Bats. Helen uses her understanding of natural processes and the potential impacts of climate change, to provide climate-resilient solutions to habitat management and biodiversity enhancement.


Contact us online or call our main enquiries number on 01626 638042 for our North & South Devon offices where we will be happy to discuss your project.