The latest water testing results show that oxygen levels are improving slightly (6.5 mg/L, and 59.3 % at 10.4 °C); this is likely to be due to the lower temperatures and bad weather that we have had recently. We have, unfortunately, seen a small up-tick in ammonia levels (now at 0.3 mg/L, pH 7.8).
All test result charts can be found here, if you’re logged in as a member of the club.
Jim’s invertebrate monitoring spreadsheet has also been updated for November.
Despite being in flood, water tests are looking fairly typical for the time of year, although if the water continues to flood in we will start to see nitrates and phosphates rise higher and this Read more…
After the flooding, Darlow has now frozen around much of the perimeter, but we’ve kept monitoring the water chemistry due to the chance of increase levels of ammonia, nitrates, nitrites and phosphates coming in in Read more…
All looking good on the water chemistry front! No signs of any indicators of pollution and the oxygenation is good, even after the weed cut in early September. Water temperature is still high for the Read more…