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Results and Reports

National Bat Monitoring Programme Annual Report

State of the UK's Bats 2017

The NBMP Annual Report 2017 provides a detailed account of the latest species populations trends up to 2017. Species population trends are published each May, incorporating data collected up to and including the preceding summer.

The State of the UK's Bats 2017 (7 MB) provides a summary of species population trends up to 2016 and looks at some of the results in more detail in order to highlight key findings and conservation issues.

Official Statistics: These statistics have been produced to the high professional standards set out in the Code of Practice for Official Statistics.

Annual reports archive (previous years' Official Statistics)

Survey and species summary maps

Maps showing annual survey coverage and species records for each NBMP survey.

Summer Survey Summary 2017

Hibernation Survey Summary 2017

Bechstein's bats (John Altringham)

Reports from other monitoring projects

Bechstein's Bat Project

Bats and Roadside Mammals Survey



The Bat Monitoring Post is sent to all NBMP volunteers for whom we have a current email address. Click here to sign up to the NBMP.

BCT also publishes the Bat e-Bulletin which covers a broader range of bat news. Subscribe here to this free monthly e-newsletter.

Bat Monitoring Post archive

Past issues:

June 2018

  • New NBMP Badge Scheme!
  • Regional Spotlight: Yorkshire & The Humber
  • British Mammal Review
  • Greater mouse-eared bat in The Guardian
  • Q&A with an NBMP Volunteer
  • Field Survey Reminder
  • Online Training Tool - Bat Detector Quiz
  • Sunset/Sunrise Survey
  • Wildlife Acoustics donate EchoMeter Touch detectors to the NBMP
  • Dates for your Diary
  • Nominations for Pete Guest Award 2018 Now Open
  • BCT on Amazon Smile

May 2018

  • NBMP Annual Report 2017 now published
  • Q&A with an NBMP volunteer
  • Regional Spotlight: Northern Ireland
  • Roost Count - get ready to count your bats!
  • Field Survey and Waterway Survey - new online site summary pages & sites up for grabs
  • Review - Anabat Walkabout detector and Anabat Insight software
  • National Bat Conference
  • Dates for your diary

March 2018

  • The State of the UK's Bats 2017
  • Q&A with an NBMP volunteer
  • Regional spotlight: West Midlands 
  • Greywell Tunnel
  • Bat Conservation Trust Gets a Makeover
  • Dates for your diary

December 2017

  • NBMP Infographics and Survey Summary Maps
  • Help the Bat Helpline Appeal
  • National Bat Conference 2018 Call for Abstracts
  • Mammal Society Student Conference 2018 Call for Abstracts
  • We're looking for more Q&A volunteers!
  • Hibernation Survey 2018
  • Research round-up!
  • More dates for your diary

November 2017

  • Vote to get bat DNA sequenced!
  • Q&A with an NBMP volunteer
  • Regional Spotlight: North East
  • Kate Barlow Award 2018
  • Bats in Churches Survey
  • National Biodiversity Network Atlas
  • Hibernation Survey maps
  • Map your NBMP transect online - demonstration videos now available
  • Update on the British Bat Survey
  • BCT AGM 2017
  • More dates for your diary 

September 2017

  • UK Biodiversity Indicators 2017
  • Q&A with an NBMP volunteer
  • Regional spotlight: Wales
  • National Nathusius' Pipistrelle Project reveals new information on bat migration
  • Bat detector review: Echo Meter Touch 2
  • How NBMP data helped to get bats included in new agri-environment schemes in England

July 2017

  •  Exciting developments in the National Bat Monitoring Programme: British Bat Survey
  •  Q&A with an NBMP volunteer
  •  Regional spotlight: Scotland
  •  How your data contributes to bat conservation: How pipistrelles respond to increasing urbanisation
  •  Other research: Bat activity in artificial light spectra

May 2017

  • Latest results from the NBMP now published
  • Q&A with an NBMP volunteer
  • Regional spotlight: South West
  • How your data contributes to bat conservation: State of Nature report
  • Big Bat Map - locate bat hot spots near you
  • Book review: Britain's Mammals - A Field Guide to the mammals of Britain and Ireland

Reviews from earlier editions:

Bat detector review: BatBox Baton XD, July 2016

Book review: Acoustic Ecology of European Bats by Michel Barataud, December 2015

Bat detector review: Peersonic, August 2015


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Bat Helpline

0345 1300 228