1. The phytoplankton of the southern ocean: some factors affecting its distribution during the austral summer of 1978/79

   Hayes, P. K. (Awdur), Ebr 1983

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

2. The potential of a seismic flowmeter for mountain streams

   Hattersley, N. (Awdur), Bennell, J. (Goruchwylydd), Ion 2009

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. Coastal and shelf sea hydro-morphodynamic modelling using process-based and data-based techniques

   Hashemi, M. (Awdur), Neill, S. (Goruchwylydd), Ion 2014

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

4. Response of Benthic Fauna to Merchant Vessel Anchoring in the Point Lynas Anchorage, Anglesey

   Harris, R. (Awdur), Hiddink, J. (Goruchwylydd), 24 Ebr 2023

   Traethawd ymchwil myfyriwr: Graddau Meistr trwy Ymchwil

5. A comparison between optical properties measured in the field and the laboratory, and the development of an optical model.

   Harker, G. E. L. (Awdur), Awst 1997

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. The impact of anthropogenic and natural stresses on the coral reefs of Rodrigues, Western Indian Ocean

   Hardman, E. (Awdur), Turner, J. (Goruchwylydd), Ion 2004

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. Seasonal changes in the plankton of inshore waters: with special reference to the life history of certate copepods

   Haq, S. M. (Awdur), 1960

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. The development and settlement of certain marine tubeworm (Serpulidae and Spirorbidae) larvae in response to biofilms

   Hamer, J. (Awdur), Ion 2002

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. The development and settlement of certain marine tubeworm (Sepulidae and Spirorbidae) larvae in response to biofilms

   Hamer, J. P. (Awdur), Walker, G. (Goruchwylydd), Ebr 2002

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. The population biology of Littorina obtusata (L) (Gastropoda: Prosobranchiata).

    Guiterman, J. D. (Awdur), Hyd 1971

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth