Issue 29 - Summer ‘12 Exe Press In this issue: Exe Education The Evolving Exe Waders and the Weather Otters make a Come Back Spring Cleaning Done (and dusted) Trail Update New Project for the Devon Maritime Forum (VALMER) follow us on @Exeestuary For the latest estuary-wide information, news and events please visit www.exe-estuary.org Estuary education - the Magic Outdoor Classroom During the months of May to July, the Exe Estuary Partnership has traditionally hosted free educational sessions on the Estuary for children at local primary schools. The children are introduced to the challenges of estuary life, and meet some of the creatures that have different ways of • Closer working with other ‘outreach’ education coping with these challenges. providers around the Exe, incuding East Devon Countryside Service, Teignbridge District Council At first sight, the estuary at low tide appears empty, Rangers at Dawlish Warren, and the RSPB. almost monochrome – a few white birds in the distance and an expanse of greyish mud. But look closer and the • Developing new, locally-focused learning resources, magic begins. The children begin their visit by looking at supported by the LiCCo project (see separate article) creatures of the sand – the scurrying shore crabs (always a covering sea level rise, coastal processes and other big hit!), gliding periwinkles, tiny goby fish in puddles and impacts of climate change. Thank you to all the piles of discarded shells – each telling a story of battles teachers who have already made contact with LiCCo, against predators, desiccation and tidal currents. Then we but it isn’t too late for others to get in touch - with dig deeper to meet the burrowers, including the engineer Jane Lavick, Principal Engagement Offier – LiCCo of those neat coils of sand – the multicoloured lugworm Project (Tel 07917 238309 or email jane.lavick@ with its red feathery gills, side bristles and detachable tail. environment-agency.gov.uk). Finally there’s a chance for fishing in the creek, the estuary nursery where many species start their lives. This is the • Developing a pack for self-guided visits based around children’s favourite activity, offering close encounters with the new Estuary Species ID Guide promoted in the hundreds of shrimp, young flatfish, sandeels and even tiny last Exe Press and downloadable from our website starfish – as well as larger crabs, with larger pincers. (www.exe-estuary.org). By the end of each visit, the children themselves seem Any suggestions please to Midge Kelly, Exe Estuary Officer, to have started to turn into estuarine creatures – they’re on 01392 382236 or email [email protected]. muddier, wetter and even exude a slightly fishy aroma! And they glow with the pent up excitement that comes with discovering a secret world. The Partnership offers sessions at Exmouth Local Nature Reserve (LNR) and, pairing up with the RSPB, at Exminster Marshes LNR. At Exminster, the children go ‘pond’ dipping to discover the differences between creatures living in the freshwater canal and estuary habitats, before bug hunting in the surrounding grassland habitat. Next year we would like to make the estuary experience we offer to schools even better, and more diverse. We would value any suggestions or observations, especially from teachers. Possible steps we are considering include: 3 Living with a Changing Coast (LiCCo) Community discussions continue on ‘High level options’ (HLOs) have now been developed for all locations around the Exe Estuary, which show broadly Exe Strategy where flood defences are needed and what forms these defences might take in the next 20, 50 and 100 years. Here at the Environment Agency, we are The HLOs will form the basis for more detailed work over continuing to work alongside our consultants the next few months, including a local assessment of what Halcrow and Atkins with local partners to is needed where and when – the ‘alignment and type’ stage of the Strategy’s development. develop the Exe Estuary Flood & Coastal Risk Management Strategy. During the summer and A formal 12-week public consultation period is planned for early 2013, but comments and queries are welcomed at autumn, meetings and workshops are being any time. Come and say hello to us in the exhibition trailer held with, and factsheets and letters sent out to at the Exmouth Earth Festival on 4th and 5th August at a large number of interested organisations. the Pavilion Gardens on the Esplanade. Factsheet topics include:- For more information or to discuss any aspect of the strategy, contact Jane Lavick, Principal Engagement The Strategy – an overview Officer – LiCCo Project Tel 07917 238309 or email Baseline Studies – what are they? [email protected]. High Level Options Factsheets are available from; Coastal Management – a quick guide www.environment-agency.gov.uk/homeandleisure/ Rising Sea Levels in the Exe Estuary floods/121323.aspx An introduction to the Living with a Changing Coast (LiCCo) project High Level Options Developed for Flood Defences around the Estuary. The Exe Estuary Flood & Coastal Risk Management Strategy will set out proposals for managing flood defences around the whole estuary over the next 100 years, for the benefit of both people and the natural environment. Key findings so far include :- Exmouth - existing flood defences are likely to be improved over time to keep pace with sea level rise, and there could be some new localised defences. Topsham - existing flood defences are likely to be improved over time to keep pace with sea level rise. Starcross - there could be some improvements to defences in the medium to long term. Lower Clyst valley – there may be opportunities to create new habitats here to meet legal requirements, whilst continuing to protect people, domestic properties and the road. Dawlish Warren – hard flood defences that protect the community are likely to be improved over time to keep pace with sea level rise. A number of management options are being explored for the sand spit. 4 As the Exe Estuary is designated under European law there is a legal requirement to compensate for any habitat lost due to squeeze and also a need for a more natural approach to managing flood risk around the coasts where areas of new intertidal habitat are created. This type of compensatory habitat has been created in many estuaries around the UK such as in the Humber, and more locally at a smaller scale in Devon on the Rivers Axe and Avon. This seems to suggest that the Exe Estuary enjoyed by our grandchildren will look different in parts to that of our grandparents’ generation. The LiCCo project is looking to develop animations which will help coastal communities understand how the coastline could look in 60-100 years time if certain policies are followed today. The Evolving Exe i-remember the Exe It’s easy to think that our local coastline has always looked We are still looking for local museums or history groups like it does now, but in fact the Exe Estuary coastline has that would be interested in working with us to tell and capture changed significantly in the past as a result of both natural the story of how the Exe Estuary has changed over the years. processes and human intervention. And it will continue We especially need help with the collecting, cataloguing and to evolve in future years. The Devon climate has changed exhibiting of old photos, postcards, paintings, film and audio many times before, with both hotter and colder conditions clips as part of the Living with a Changing Coast Project. having been experienced. Storm waves, high spring tides and gale force winds have battered our coast, resulting Contact in erosion of cliffs and beaches, whilst ongoing coastal Jane Lavick, Principal Engagement Officer – LiCCo Project processes such as longshore drift, and tidal currents move Tel 07917 238309 sand and sediments around on a massive scale. Land or email [email protected] reclamation, housing development, construction of flood defences and transport links have also all played their part in shaping the coastline that we know and love today. STOP PRESS STOP PRESS Built flood defences, such as sea walls and rock armour The new Living with a Changing Coast (LiCCo) project help to reduce the risk of tidal flooding to people and website www.licco.eu should be launched in early properties and can help those living in coastal communities September 2012. to feel protected. However, they act as a physical barrier, preventing the coastline from evolving in response to It will contain resources for schools, community groups natural processes. This can cause ‘coastal squeeze’, where and professionals about our changing coastline. There’ll coastal habitats such as saltmarshes are prevented from be information on our sister sites in Poole Harbour and moving inland in response to storms or rising sea levels, Normandy and you will be able to add your photos, and so are reduced in area over time. video clips and thoughts about the Exe Estuary. Dawlish Warren 1946 (left) and 1975 (right) (Source Environment Agency archive) 5 Improving Exeter’s flood defences Exeter is currently protected from flooding by a Flood Alleviation Scheme that was built in the 1960s and ‘70s. Recent detailed modelling by the Environment Agency has shown that the standard of flood protection offered by the existing scheme is equivalent to a 1 in 40 year return period (or put simply a 2.5% chance of flooding each year). Even with this existing flood alleviation scheme a large number of domestic and commercial properties in Exeter still have a ‘significant’ level of flood risk (defined as an annual risk greater than 1 in 75 or 1.3%).