| 5901 | Herbarium Image: Impatiens parviflora |
|---|
| 5902 | Herbarium Image: Alisma plantago-aquatica |
|---|
| 5903 | Herbarium Image: Impatiens glandulifera |
|---|
| 5904 | Herbarium Image: Ranunculus peltatus |
|---|
| 5905 | Herbarium Image: Veronica anagallis-aquatica |
|---|
| 5906 | Herbarium Image: Zannichellia palustris |
|---|
| 5907 | Herbarium Image: Veronica scutellata |
|---|
| 5908 | Herbarium Image: Veronica filiformis |
|---|
| 5909 | Herbarium Image: Veronica anagallis-aquatica |
|---|
| 5910 | Herbarium Image: Zannichellia palustris |
|---|
| 5911 | A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area |
|---|
| 5912 | Achieving positive gains from watercourses in new development |
|---|
| 5913 | River stretch quality : part 1 : river stretch reference information |
|---|
| 5914 | Determining The Freshwater Flow Needs Of Estuaries |
|---|
| 5915 | Hartsbourne Stream : proposed flood alleviation scheme |
|---|
| 5916 | Malodours and discolouration on the Wool Brook Sidmouth |
|---|
| 5917 | National Rivers Authority (Thames Region) : Bridge Mill, Wheathampstead, survey and analysis of culverts |
|---|
| 5918 | The Status of Headwater Stream Fish Populations and their Tolerance to Low-Level Habitat Degradation |
|---|
| 5919 | The Trophic Diatom Index: A User's Manual; |
|---|
| 5920 | Transport velocities in Lincoln division : streams I report |
|---|
| 5921 | Transport velocities in Lincoln division streams : II diagrams |
|---|
| 5922 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
|---|
| 5923 | Great Brook fisheries survey |
|---|
| 5924 | Schedule of main rivers (Midlands) booklet |
|---|
| 5925 | A guide to monitoring water levels and flows at wetland sites |
|---|
