Tyne Monthly Fish Count/Sampling Update - May 2013

Editor

The Salmon Atlas
Tyne Fish Counts May 2013

The upstream count for May was 736 and is the 5th highest in our records. The count is higher than the long term average but is slightly lower than the five year average. The highest May upstream count was recorded in 2011. The count for year through to the end of May is 986 and is the 5th highest in our records. The figure is higher than the long term average but is lower than the five year average. As of 10am 7th June, the upstream count for the month was 441 brings the total for the year to data to 1,427.

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Up to the large spate on 17th May, peaks in number of upstream counts recorded coincide with slight changes in water temperature and flow. The largest number of counts record on a single day during May, occurred during a slight rise in flow and an increase rate of cooling. After the two spates, the trend in the number of counts recorded each day is gradually upward coinciding with a similar trend in daily average water temperature.

At the beginning of the month, upstream counts were recorded in similar numbers during the day and night. From 10th to quite late in the month the majortiy of the counts were record duirng the day , especially so between 14th and 22nd when almost all counts were recorded during the day.
However from the 25th to the 29th the number of counts recorded during the night grows for the remainder of the month the counts recorded at night exceed those recorded during the day.

Further details of the daily upstream counts for 2013 and historic monthly counts can be found by following the link below:

Environment Agency - River Tyne fish counts

If you are not already aware, we have a system on the internet that will allow you to check river levels before you head out. Please follow the link below:

Environment Agency - River and sea levels


Angler Scale Sampling Programme 2013

During May, we received three scale samples, all from salmon caught between Riding Mill and the confluence of the Rivers North and South Tyne. Scale reading showed that all three were early running MSW fish or ‘springers’; no plus growth was present beyond the final winter at sea and the scale edges were clean and without erosion. Two of these fish had spent two winters at sea and the other had spent three before returning to the river early this year. The two sea winter fish weighed 9lbs and 12lbs and the three sea winter weighed 22lbs. In all three cases, these fish enter the sea as smolts after two winters in the river.

Please remember this update depends on the success of the Angler Scale Sampling Programme.

If you would like further details of the Angler Scale Sampling Programme or the Tyne Angler Logbook Scheme or know of someone who would like to join or you catch a salmon or sea trout with a green or blue tag please call the environmental monitoring team on 0191 203 4140 or email me, morton.heddell-cowie @ environment-agency.gov.uk.

Many thanks for your support

Morton

The Angler Scale Sampling Programme is supported by

Hardy
Tyne Rivers Trust
Bagnall & Kirkwood Ltd
 
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