2001 | Spirogyra, |
2002 | Merismopedia, |
2003 | Cannock flood alleviation scheme : your questions answered
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2004 | Oscillatoria (Limnothrix), |
2005 | Phacus, |
2006 | Closterium infected by Myzocytium |
2007 | Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts |
2008 | Zygorhizidium |
2009 | Staurastrum, |
2010 | Daphnia, |
2011 | Direct toxicity assessment information |
2012 | Phormidium, |
2013 | Herbarium Image: Potamogeton obtusifolius |
2014 | Town and country planning liaison procedures |
2015 | Euglena sanguinea, |
2016 | Weather data: AC0116, Warwickshire, 2013, urine |
2017 | Herbarium Image: Elodea canadensis |
2018 | Endocoenobium |
2019 | Chytridium |
2020 | Haematococcus, |
2021 | Frontonia, |
2022 | Microcystis, |
2023 | Herbarium Image: Najas flexilis |
2024 | Herbarium Image: Glyceria fluitans |
2025 | Spirotaenia, |