| 1926 | Herbarium Image: Nasturtium officinale |
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| 1927 | Herbarium Image: Potamogeton crispus |
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| 1928 | The precious resource : a brief guide to managing our water resources |
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| 1929 | The industrial fishery for sandeels |
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| 1930 | Assessment of freshwater riverine environments using macrophytes : standard methodologies : final draft : biology laboratory procedures manual. Section C : test methods and procedures |
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| 1931 | Lembadion, |
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| 1932 | Herbarium Image: Chara aculeolata |
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| 1933 | Herbarium Image: Sanguisorba officinalis |
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| 1934 | Herbarium Image: Veronica anagallis-aquatica |
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| 1935 | The biology of the sea trout. Summary of a symposium held at Plas Menai 24-26 October 1984 |
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| 1936 | Herbarium Image: Carex otrubae |
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| 1937 | River Lim catchment river water quality classification 1990 |
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| 1938 | Herbarium Image: Carex elata |
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| 1939 | Strategy for groundwater investigations and modelling : Anglian Region |
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| 1940 | Eremosphaera, |
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| 1941 | Herbarium Image: Ceratophyllum demersum |
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| 1942 | Draft waste regulation strategy : Environment Agency functional strategies. Consultation document |
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| 1943 | Oedogonium, |
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| 1944 | Herbarium Image: Minuartia verna |
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| 1945 | Sources and fates of synthetic organics in rivers : interim report |
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| 1946 | Weather data: SLURRY-NR, Cambridgeshire, 2004 |
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| 1947 | Weather data: AC0111, Devon, 2008-2009 |
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| 1948 | Investigation into storm discharges at Ipplepen Sewage Treatment Works |
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| 1949 | Daily topsoil mineral nitrogen: SLURRY-NR, Cambridgeshire, 2004 |
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| 1950 | Quantification of the relationship between effluent quality and biological quality : final report |
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