This calendar has been compiled by the Hertfordshire Natural History Society (HNHS) on behalf of natural history organisations in Hertfordshire. The type of event is colour coded: Outdoor events, Indoor meetings.

Fri 13 Sep 2019 (7.15pm - 8.30pm)

Bat Night

Highfield Park, St Albans

The event will begin with a short talk at the Highfield Park Visitor Centre. Following the talk, attendees will have the opportunity to go on a guided bat walk in the park to put what has been learned into practice. This event is suitable for adults, as well as accompanied children who are looking to learn more about the natural world.

You will need to book a ticket in order to attend, because space is limited at the Highfield Park Visitor Centre.

Organised by: Other

Wed 18 Sep 2019 (10.15 – 4pm)

Visit to Tring Reservoirs

Organised by: RSPB Harpenden Local Group

Sun 29 Sep 2019 (10am – 4pm)

Celebrating 50 years of RSPB Groups at Rye Meads

A fun day for all ages RSPB Rye Meads Nature Reserve (SG2 8XZ ) to celebrate 50 years of RSPB groups. The South East Herts group will be joined by the Potters Bar & Barnet, North East London and North West London groups and will host a number of activities including a bird race for all ages with prizes for the winners and runners up of the three age groups (under 11, under 16 & over 16). Other activities include a bird call competition, a quiz on what you can see around the reserve, a Gold-themed quiz, cake and preserve sales, a raffle, RSPB pin badges and more.

Organised by: RSPB South East Herts Group

Wed 27 Nov 2019 (8pm)

Gerald Salisbury Memorial Lecture

The annual lecture, organised jointly by Welwyn Natural History Society and HNHS, will take place at Welwyn Civic Centre, Civic Centre, Prospect Place, Welwyn, AL6 9EN

Speaker: Graham White, RSPB Head of Reserves Ecology 

Animal droppings : their identification and contribution to practical conservation (Title: tba)

Organised by: Hertfordshire Natural History Society

Sat 07 Dec 2019 (9.30am - 4pm)

Walk visiting Rye Meads & Amwell reserves

A full day walk at Rye Meads / and HMWT Amwell.  The walk will conclude by viewing the Amwell gull roost.

Meet in Rye Meads reserve car park at 9.30am. Postcode: SG12 8JS 


Organised by: RSPB South East Herts Group

Wed 18 Dec 2019 (10am)

Christmas walk from Batford Springs to Leasey Bridge

A walk along the Lea Valley from Batford Springs to Leasey Bridge and return. Followed by an optional lunch at a local pub.

Harpenden, meet by the bridge across the River Lea at Batford Springs .

Please tell Geoff Horn in advance if you wish to join the lunch (

Organised by: RSPB Harpenden Local Group