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Spindle ermine moths are turning heads with their ghostly webs this spring, but don’t overlook the elusive small eggar caterpillars!

TVERC now holds over 5 million species records for Berkshire and Oxfordshire, thanks to the dedication of our team, volunteers, and partner!

Effective from 1st April 2025, TVERC will be implementing changes due to significant cost increases that have impacted our operational costs. These changes are necessary to ensure the continued collection, analysis, and provision of vital biodiversity data.

Are you passionate about geospatial data and the natural environment? We have two fantastic roles available at TVERC: Biodiversity Data Assistant and Biodiversity Data Officer!

The 2024 Berkshire Local Wildlife Site (LWS) surveys covered 34 sites, mostly woodlands, with some grassland, wetland, scrub, and heathland elements.

We are thrilled to announce the release of our Annual Report for 2023/24. This report encapsulates a year of significant progress in biodiversity monitoring, data collection, and community engagement across Berkshire and Oxfordshire.

This year we carried out surveys of 38 existing and proposed Local Wildlife Sites in Oxfordshire. Survey highlights include visits to Matthew Arnold Field to the southwest of Oxford, a calcareous grassland site in South Oxfordshire, a wet woodland in West Oxfordshire and a site with acidic grassland in Cherwell.

Thames Valley Environmental Records Centre (TVERC) are being funded by Mend the Gap (MTG) for a project on key indicator and iconic species in MTG programme area, and learning more about those that are observing wildlife

During a week-long internship, Oxford University student Harveet Purewal investigated the distribution patterns of the Brown hairstreak butterfly in Oxfordshire

Dive into the TVERC species database. Hear about the practical challenges and solutions involved in managing such extensive data.