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How You Can Get Involved
Graham Flatt and Ian Diver from Watercress & Winterbournes taking survey of aquatic life in the stream

image: Mark Allen

Invertebrate Monitoring

Get involved with monitoring the aquatic invertebrate life in the stream!

The Arle is monitored and surveyed in a number of places on a regular basis and anyone who would like to help is more than welcome to join in this fascinating exercise. This involves taking a sample from the stream bed (waders or long wellies essential! or you may prefer to do your bit on dry land) using a method called 'kick-sweep', heading back to the riverbank and then identifying and counting what you have found.

Ian Diver shows the presence of cased caddis under a rock in the stream near the Bighton Lane bridge

image: Mark Allen

The Caddis Welshman's Button in all its glory

image: Mark Allen

Help Us Monitor

People who are interested in riverfly monitoring can contact us at the Wildlife Trust as we can provide training and equipment and a session can be arranged where you can watch the samples being taken and see the streams' invertebrates up close.

for more information, email ian.diver@talktalk.net

There is a large variety of invertebrates in the stream, the numbers of which can tell us a lot about the water quality, oxygen levels, pollutants, and so on. this is includes all manner of the Mayfly and Olives family, freshwater shrimps, Caddis (cased and uncased) and stoneflies. These form the basis of the food chain, and the more that there are, the more likely we will be to see larger fish, birds, mammals and bats that feed off them.

for more information, contact winterbournes@hiwwt.org.uk

Freshwater shrimps and Caddis seem to be in the majority at this survey!

image: Mark Allen

The stream at Palace Field, looking towards the watercress buildings

image: Linda Pitkin/2020VISION

Redds

Walk the stream banks, and look for places where Brown Trout have made their nests - known as 'Redds'. Record the size, number and location of these spawning sites.

Training is provided for what to look out for, and you can help support this iconic species by monitoring their populations.

For more information, contact People who are interested in riverfly monitoring can contact us at the Wildlife Trust as we can provide training and equipment and a session can be arranged where you can watch the samples being taken and see the streams' invertebrates up close.

for more information, email ian.diver@talktalk.net

There is a large variety of invertebrates in the stream, the numbers of which can tell us a lot about the water quality, oxygen levels, pollutants, and so on. this is includes all manner of the Mayfly and Olives family, freshwater shrimps, Caddis (cased and uncased) and stoneflies. These form the basis of the food chain, and the more that there are, the more likely we will be to see larger fish, birds, mammals and bats that feed off them.

for more information, contact winterbournes@hiwwt.org.uk

image: Linda Pitkin/2020VISION

The Septic Tank system

image: Getty Images

Septic Smart

We all have septic tanks or similar off-mains waste systems in the village. Individually, each tank is a small thing but accumulatively across the village can have a huge impact, especially when not maintained.

Owners do have legal responsibilities but may not be aware of them and there are many ways to manage these systems well and reduce the impact. Check out our pages on septic tanks and how they can be managed to reduce their impact.

Typical entrance to a septic or cesspit system

image: Getty Images

explaining the types of invertebrates and why they are important

image: Wessex Rivers Trust

Education Sessions

Suitable for schools and uniformed groups within our scheme area, Watercress and Winterbournes provide sessions which are free and help is available for transport costs.

There is a wide range of activities for both classrooms and riverbank, such as:

'Source To Sea' journey
Water conservation trail
River dipping
Landscape art
interactive quizzes
model making
achievement badges

For more information, contact People who are interested in riverfly monitoring can contact us at the Wildlife Trust as we can provide training and equipment and a session can be arranged where you can watch the samples being taken and see the streams' invertebrates up close.

for more information, email ian.diver@talktalk.net

There is a large variety of invertebrates in the stream, the numbers of which can tell us a lot about the water quality, oxygen levels, pollutants, and so on. this is includes all manner of the Mayfly and Olives family, freshwater shrimps, Caddis (cased and uncased) and stoneflies. These form the basis of the food chain, and the more that there are, the more likely we will be to see larger fish, birds, mammals and bats that feed off them.

for more information, contact winterbournes@hiwwt.org.uk

sorting and identifying

image: Wessex Rivers Trust

image: Katy Seaman

The Chalk Stream Challenge

Suitable for all ages under 18 (with accompanying adult supervision), the Chalk Stream Challenge can be completed by families, schools, and uniformed groups. This includes a range of fun learning and exploration activities.

There are activity sheets, spotter guides, and certificates free to print at home. There are also fabric badges that can be ordered for a small fee.

For more information, see https://www.hiwwt.org.uk/watercress-and-winterbournes/chalk-stream-challenge

fabric badge

image: Katy Seaman

the chalk stream from the ford in water Lane

image: H & IOW Wildlife Trust

Landowner Grants

There are grants for landowners with the chalk streams running through their properties (land not in a stewardship scheme or requiring work not covered by one) for up to £5,000 which can be the larger part of the total project costs.

Projects must help to prevent sediment and pollutants from entering the chalk stream or improve its riparian habitat - for example improving yard drainage, improving the treatment of pesticide washings, reducing soil wash caused by vehicle movements, reducing rainwater entering and running off manure, slurry and silage stores, reducing the impact of cattle poaching at stock gathering areas, gateways and riverbanks and reducing the impact of tracks acting as routes for sediment to enter water courses.

For more information, contact winterbournes@hiwwt.org.uk

helping reduce the impact of cattle erosion of the riverbank, pulling in sediment

image: H & IOW Wildlife Trust

Bishop's Sutton Parish Council are partnering with Hampshire & Isle Of Wight Wildlife Trust and Watercress & Winterbournes for the chalk stream initiatives. Thanks go to Sophie Evingar at H & IOW Wildlife Trust and Ian Diver at Watercress & Winterbourne for their kind permission to use their information and images for this website. 

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