Lee Valley Bats - ECHO
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Lee Valley Bats - ECHO AUTUMN 2009 Issue 11 Bat Garden Update Haringey Council; Amphibian and Reptile Conservation (ARC); and Pond Fundraising the London Wildlife Trust FACTS & NEWS Success (Haringey); the Friends of the Paddock; BTCV and the local Above photo: ‘Autumn scene - woodland habitat’ We’re so happy to report that community. Maintenance will be by Alex Cohen the Bat Garden we built in early carried out once a year. Spring this year has come along Bat Garden update and Pond fundraising success in leaps and bounds. Of course, The practical part of the project there aren’t a huge number of could be completed within just a Serotines at the Paddock flowering plants there yet, but few days (depending on we’re more than satisfied at the numbers of volunteers). Many thanks to our Patron: progress so far. Of course, as Simon King time goes on we’ll see more - An educational resource manually introduced, seed A poor Brown Long- dispersed and wind-borne The pond will be an excellent eared bat species. educational resource for local school children. It fits perfectly To refresh your memory, the Bat box checking at with the national curriculum to London Borough of Haringey allow children to learn about the Highgate Wood with Cindy Blaney funded the garden and was built environment - in this case, the entirely by BCTV and LVB bats at Tottenham Hale. We will International story: volunteers. be able to carry out bat walks The bat that came out for local schools, incorporating of the dark And now ..... a pond the pond and demonstrating how bats forage and drink. LEDs - update and an option We have one corner of the Bat by Haringey’s Steven Laine Garden reserved for a wildlife Bat Garden in August Photo: Jeanette Sitton (LVB) pond. The Paddock itself, is Trip to Cheddar Gorge surrounded by water, (the river Lea), but there’s no standing 2010 bat walk dates coming water in the area. in our Winter issue of ECHO . A few months ago we applied to If you would like to make a the Bat Consevation Trust for donation, please use the Paypal help and we are delighted to say Link on our website or send your cheque to: Jeanette Sitton, 217 they have awarded us £400 to Reedham Close, London, N17 9PZ build the pond. Why a pond? – payable to Lee Valley Bats – Like all animals, bats have to thank you drink. Midges and other flying insects attracted to water, are Sunday Winter Workshops bat food. **A VARIETY OF WILDLIFE TOPICS** CHECK THE BACK PAGE, WEBSITE OR We will build and maintain the PHONE US FOR DETAILS. Remember to book early. pond in partnership with: (Donations are welcome) Haringey x Chair: Grahame Pearce - Secretary, newsletter & website: Jeanette Sitton - http://www.leevalleybats.org.uk - [email protected] - 07888 875588 Health It is widely accepted that water promotes mental and physical wellbeing and is an asset to any green space, especially in an urban environment. The pond will provide the Paddock with a focal point – a place where visitors can relax or walk around during the daytime and ‘evening’, (the latter on scheduled bat walks) and perhaps, if we’re lucky, see drinking and foraging bats at the pond. Biodiversity Diagram (c) ARC Ponds are a much needed habitat. Many are being lost due to agricultural practices, hence the need to increase standing water in edges, for animals to shelter in. Pond management will coincide London. A pond will increase Measurements: 3 meters long; 2 with a drop in flying insects and biodiversity in the area and will meters wide; 1 meter deep. bat hibernation. To measure the attract different flying insects, success of the conservation including midges and moths. Planting up taking place, bats will be monitored to assess the success of the new habitat. Goals It will be planted up with a variety of native wetland plants, Goal 1: to increase visiting and including: marginal; floating and We welcome you to join in, in commuting bat numbers; submerged plants. These, along any aspect, e.g. maintenance, with a variety of oxygenating planting, monitoring bat Goal 2: to encourage bat roosting plants, will maintain a healthy numbers. (resident bats); balance. Email Jeanette for more details, Goal 3: to provide a reliable Habitat at: drinking / feeding location [email protected] for bats in the area; One of the most important or phone: 07888 875588 aspects of this project is to Goal 4: to be an educational site maintain the pond as a good for school parties and all ecological habitat that a wide visitors number of species can enjoy. Volunteering Even though it doesn’t need to be Installation managed extensively it needs Volunteer work is rewarding yearly maintenance, to prevent and fun. Helping out at the The pond will be achieved by the pond from becoming an Paddock and on our bat walks removing the existing soil and unsuitable habitat and useless to and surveys are great lining it with both a geotextile and bats. outdoor activities. butyl liner. The edges will gently Please, get in touch – slope, allowing for good marginal Management we’d love to hear areas. The excavated soil will be recycled in certain areas within Lee Valley Bats, ARC, BTCV and from you !! this open space. local volunteers will take a leading role in managing the pond. This will be done through planting Shape event days and pond clearance We are opting for an oblong- days, which should prevent the shaped pond with undulating pond from becoming overgrown. edges Chair: Grahame Pearce - Secretary, newsletter & website: Jeanette Sitton - http://www.leevalleybats.org.uk - [email protected] - 07888 875588 Paddock Serotines We will be running some Paddock Many thanks Simon bat walks in the new year. If luck is on our side, we hope to introduce Kareem, (LVB’s Conservation your eyes and ears to Serotines. Officer) and Jeanette surveyed Dates will soon be uploaded to our the Paddock for bats in August website. and were astonished by what we heard. Bats have been detected at the Clutter & high frequency Paddock only over the past 3 years. Previous to this, both bat walks and In ‘cluttered’ environments, let’s surveys revealed none. This was say, for example, dense vegetation, most likely because it was a young bats navigate using a higher siteThis with is the no very mature same halogen trees lamp. as on the frequency. With echolocation waves As you may know, Simon King, previous page. bouncing off everything in their BBC Wildlife Filmmaker is our direction of flight, they receive a Patron. precise snapshot of their surroundings and can dodge Jeanette & Phil (LVB) met Simon anything in their way. All this in last year at Lee Valley Regional total darkness. Park’s Spring Wildlife Weekend. We had a stall there. Whoops! Tottenham Cemetery bat box © Jeanette Sitton Jeanette went off to join Simon’s Remember ... workshop on the sounds of the . bat walks and wild where she enjoyed hearing surveys begin in the a selection of real and synthetic Spring. Check the website animal calls, including whistles. Above: This shows the Paddock’s trees in full leaf, though at the time of our August survey, they were less and winter newsletter. For surveys, The talk was really interesting. contact Jeanette on 020 8376 8088 dense (less clutter), giving us clearer echolocation results. The large white circle shows the location of or at: Serotine activity in August; the green dots signify bat [email protected] Within weeks of the event, we boxes. wrote to Simon, asking if he The locations we covered this would become our Patron and The Paddock, as we know it, was year were: he agreed. This diagram shows Paddock trees in full leaf. At the established in 2000. and it’s only time of our August survey, trees were less dense (with - Broxbourne, Herts now that trees are becoming roost- Simon continues to support our less clutter), giving clearer echolocation results. worthy – mature enough for roosting - Fishers Green, Essex Serotines at 27kHz were also recorded flying over open, work and displayed our mater- low scrub areas. (The large white circle area above bats. - Cornmill Meadow, Herts ials at this year’s Rutland indicates the location of Serotine activity in August; the - Tottenham Marshes, N17 Birdfair, the largest of it’s kind green dots indicate the bat boxes erected by Cindy During our bat survey in August, - Tottenham Cemetery, N17 in the world. Blaney this March, provided by LVB ). (although the sky was hardly - Downhills Park, N15 clear enough to see anything), - Lordship Rec, N17 we were deafened by a We wish Simon well and look - The Paddock, N17 surprisingly healthy number of forward to seeing him again. - Walthamstow Reservoirs, E17 Serotines at 27kHz. They were - Walthamstow Marshes, E17 flying in an area which included the new Bat Garden, (low - Hackney Marshes, E10 grassland and scrub) and the upper-most edge of the wilderness area, where earlier in the year Cindy Blaney, (London A close-up of Bat Group), kindly erected some of our bat boxes for us. Thanks a serotine, nd Cindy. (the UK’s 2 largest bat Come spring/summer, we’ll check for signs of roosting, (trees and bat boxes). Honestly speaking, we have species). no idea if bats are roosting at the Paddock, but we hope to give you In this photo, being some good news later next year. hand-reared by a batworker. Trun Photo: Hon. Mem. Rollin Verlinde hChair: Grahame Pearce - Secretary, newsletter & website: Jeanette Sitton - http://www.leevalleybats.org.uk - [email protected] - 07888 875588 A poor Brown Long- have any impact on bat populations (as Cindy Blaney we, at Amphibian and Reptile Photo (c) Jeanette Sitton eared bat Conservation, are researching with common toads).” This story was submitted to us by Jules Howard, Head of Communications for ‘Amphibian Thanks for the story Jules.