Welcome to Cofnod - the Local Environmental Records Centre for North Wales

The home of wildlife data for North Wales

Make a Data Request

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Request a data search
Click here for more information

Data We Hold

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Click for more about the data we hold

Share a Wildlife Record

Online Recording System
Observe, Record and Share records using our Online Recording System.
Our intuitive system makes it easy to share your records with us and your local expert
or
Find other ways to submit your records

LERC Wales App

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Enter your wildlife records ‘on the go’ through the LERC Wales smartphone app.

Aderyn

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View Wildlife Records for the whole of Wales on the LERC Wales Aderyn website
Northern Fulmar (Fulmarus glacialis) © Jen Batten © Jen Batten
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News

Freshwater Microbiota & Leech identification course (Treborth, Bangor, 21/09/2025; 10:00-16:00)

Join Wyn Hughes and Rachel Davies to learn about the identification of freshwater microscopic pondlife (algae, diatoms etc) and freshwater Leeches. Wyn and Rachel have a wealth of knowledge to share. ...Click to view more

And in other news:
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An ALERC Accredited LERC

Dates for your Diary

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Get Involved with wildlife! Click here to find Surveys, Training and other Events near you.

Next on the Calendar:

Projects

We are currently involved with the following projects. Click for more information.

Nature Counts
Clwyd Bird Recording Group
Beached!
Curlew Wales Project
North Wales Mammal Group
A Swift Recovery
North East Wales Coastal Water Vole Recovery Project
Welsh Sea Watchers Project
Great Crested Newt Monitoring