In addition to the monthly meetings, members receive a newsletter each month, a copy of the Annual Report, have access to the BOS reserves and can participate in the various surveys undertaken by the Society.

Adult £23.00
Joint £35.00
Junior £9.00
Senior Citizen £14.50
Joint Senior Citizen £21.00
Family £35.00
Unwaged £9.00
Corporate £35.00

To join, please contact the New Members Officer, Helen Raine by email, or come along to one of our monthly meetings and speak to one of the committee members.

Bearded Tit at Bicester Wetland © Derek Hales Tree Sparrow at Balscote © Richard Dunn Song Thrush © Nick Truby Teal © Trevor Easterbrook

The BOS is conducting a survey of Yellowhammers in the first 2 weeks of July 2018 to determine their population abundance, distribution and breeding status. All members and the general public are invited to participate. Read more ...

Silent Spring revisited  -  Conor Jameson

Conor last visited the BOS in May 2016 to talk about his book Looking for the Goshawk. This time Conor will talk about what inspired him to write his new book, and what he discovered when he looked into Rachel Carson's impact at the time of her era-defining book, and whether her warnings have been adequately heeded, acted upon, and remembered. Read more ...

A survey where observers are each given a randomly selected 1km square and record all species and numbers of each for a minimum period of 2 hours between 9am and noon. Read more ...

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