At EP Ecology, we provide professional otter surveys across Scotland for developers, homeowners and planning consultants. As a European Protected Species, otters and their resting places are strictly protected under Scottish law, making early ecological assessment essential for any development near rivers, lochs, wetlands, or coastal habitats.
From our base in East Kilbride, our ecological consultants deliver fast, compliant otter surveys to support planning applications and prevent costly delays across Scotland. With reports typically turned around within 10 working days, we help keep projects on track while ensuring full legal compliance.
Need an otter survey in Lanarkshire, Glasgow or elsewhere in Scotland?
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Scotland plays home to more than half of the UK otter population, where they are doing well throughout our waterways. There are an estimated 8,000 individuals across Scotland.
Otters are semi-aquatic mammals, and you’ll find them in both freshwater and marine areas. In Scotland we just have one species of otter (the Eurasian otter, Lutra lutra), so whether you see an otter in a river or in the sea it’s the same species. Otters that live near the sea will still need a freshwater source to keep their insulating coat salt-free, and you might be more likely to see them during the day. Otters that live in rivers tend to be more nocturnal so you are less likely to spot one.
Otters favour clean, healthy waterways and are considered an indicator species for good water quality. During the 1950s to 1970s, otters experienced declines in England and Wales due to pollution in waterways, but they were able to survive in cleaner Scottish waters.
Yes. Otters are fully protected under:
It is a criminal offence to intentionally or recklessly:
Importantly, their holts and resting sites are protected whether or not otters are present at the time.
Because of this strict legal protection, planning authorities in Scotland frequently require otter surveys where development could affect suitable habitat.
Early assessment reduces the risk of enforcement action, delays or redesign costs.
You may need an otter survey if your project involves:
If your site triggers any of the above, your Local Planning Authority may require an otter survey to support your planning application.
Some of the more obvious signs of otters include their prints and spraint. Otters have five toes, which makes the print distinct to a dog, which only has four visible toes. As their diet includes fish, their typical black spraint may have visible fish scales, which may even “sparkle” if you shine a light on it. To tell if it’s mink or otter, give the spraint a sniff – if it smells sweet, it’s probably otter, but if it smells repulsive, it’s probably mink! You may also come across anal jelly (which is actually now thought to be mucus from the gut) and look out for paths and slides where the otters enter or exit the water.
All otter surveys follow best practice guidance and Scottish planning requirements. On an otter survey we would look out for the signs of otter described above, carefully examining river courses or marine sites. We’ll also look for potential holts (dens) or wallows where otters might have been resting. If necessary, we could also use camera trapping to gather evidence of otters actively using the site.
Surveys are typically carried out during daylight hours and may require more than one visit depending on site size and complexity. Otter surveys can take place all year round, although this can depend on the weather conditions.
You will receive a clear, planning-ready report including:
If otters or active holts are identified, development may still proceed – but mitigation and potentially licensing will be required.
Our ecologists will support you with:
We ensure all steps are completed to maintain compliance while minimising project disruption.
Our licensed otter surveyors in East Kilbride carry out work across:
Founded in 2020, EP Ecology is a specialist ecological consultancy supporting planning applications across Scotland.
We are committed to delivering:
We regularly assist with:
Don’t risk planning delays or legal issues – ensure your site is assessed by experienced ecological consultants.
Call us on 01355 457577
Email: info@epecology.co.uk
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