1. 2017
2. Population biology of two species of grey mullet, Liza abu in CentralIraq (Heckel, 1843) and Chelon labrosus (Risso, 1827) in North West Wales

   Tulkani, R. H. M. (Awdur), McCarthy, I. (Goruchwylydd) & Richardson, C. (Goruchwylydd), Meh 2017

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. Age, growth and reproductive assessment of the whelk, Buccinum undatum, in coastal shelf seas

   Hollyman, P. (Awdur), Richardson, C. (Goruchwylydd), Ion 2017

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

4. 2015
5. The ecology, age and growth of two muricacean gastropods from shores of Kuwait

   Alsayegh, L. (Awdur), Richardson, C. (Goruchwylydd), Ion 2015

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. 2013
7. Processes controlling spatial and temporal variations in cockle Cerastoderma edule (L.) abundance and distribution

   Whitton, T. (Awdur), Richardson, C. (Goruchwylydd), 1 Rhag 2013

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. 2012
9. The distribution and potential northwards spread of the non-native gastropod Crepidula fornicata in Welsh coastal waters

   Bohn, A. (Awdur), Richardson, C. (Goruchwylydd), Ion 2012

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. The invasion potential of the non-native Chilean oyster (Ostrea chilensis Philippi 1845) in the Menai Strait (North Wales, UK) : present observations and future predictions

    Morgan, E. (Awdur), Richardson, C. (Goruchwylydd), Ion 2012

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. 2011
12. Establishing multi-bivalve species Sclerochronology

    Reynolds, D. J. (Awdur), Scourse, J. (Goruchwylydd) & Richardson, C. (Goruchwylydd), Meh 2011

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

13. 2009
14. Aspects of the biology of the little cuttlefish, Sepiola atlantica and the common European cuttlefish, Sepia officinalis (Mollusca: Cephalopoda)

    Jones, N. J. E. (Awdur), Richardson, P. C. (Goruchwylydd), Rhag 2009

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

15. Vent mussel shells as indicators of environmental conditions at hydrothermal vents

    Libertinova, J. (Awdur), Kennedy, H. (Goruchwylydd), Clarke, L. (Goruchwylydd), Richardson, C. (Goruchwylydd) & Dando, P. (Goruchwylydd), Hyd 2009

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

16. Establishing the Arctica islandica archive: Development of the definitive shell-based proxy for the North Atlantic shelf seas

    Butler, P. G. (Awdur), Richardson, C. (Goruchwylydd) & Scourse, J. (Goruchwylydd), Mai 2009

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth