1. Adroddiad Comisiwn › Ymchwil › Heb ei adolygu gan gymheiriaid

2. International Action Plan For conservation of Critically Endangered birds on São Tomé

   BirdLife International, Ndang'ang'a, P. K. (gol.), Ward-Francis, A. (gol.), Costa, L. (gol.), Valle, S. (gol.), Lima, R. (gol.), Palmeirim, J. (gol.), Tavares, J. (gol.), Buchanan, G. (gol.), Carvalho, M. (gol.), de Melo, M. (gol.) & Dallimer, M. (gol.), 2014, BirdLife International, Cambridge, UK. 26 t.

   Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn

3. Single Species Action Plan for the conservation of the Príncipe Thrush Turdus xanthorhynchus.

   BirdLife International, Ndang'ang'a, P. K. (gol.), de Melo, M. (gol.), Lima, R. (gol.), Costa, L. (gol.), Buchanan, G. (gol.), Dallimer, M. (gol.), Tavares, J. (gol.), Valle, S. (gol.) & Ward-Francis, A. (gol.), 2014, BirdLife International, Cambridge, UK. 14 t.

   Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn

4. Status and trends of the seabirds breeding at Tinhosa Grande Island, São Tomé e Príncipe

   Valle, S., Barros, N. & Wanless, R., 2014, BirdLife International, Cambridge, UK. 27 t.

   Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn

5. Pennod › Ymchwil › Heb ei adolygu gan gymheiriaid

6. A protocol to allow density estimation and monitoring of the heavily traded grey parrots across their huge African ranges

   Marsden, S. J., Loqueh, E., Takuo, J. M., Hart, J. A., Abani, R., Ahon, D. B., Showers, C., Annorbah, N., Johnson, R. & Valle, S., 2013, Strengthening Capacity for Monitoring and Regulation of International Trade of African Grey Parrot. CITES Secretariat (gol.). CITES Secretariat, t. 1-18

   Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

7. Erthygl › Ymchwil › Adolygwyd gan gymheiriaid
8. Cyhoeddwyd

   A review of bovine tuberculosis transmission risk in European wildlife communities

   Justus, W., Valle, S., Barton, O., Gresham, A. & Shannon, G., 1 Maw 2024, Yn: Mammal Review.

   Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

9. Cyhoeddwyd

   Capturing red squirrels (Sciurus vulgaris) on camera: A cost-effective approach for monitoring relative abundance and habitat preference

   Shannon, G., Valle, S. & Shuttleworth, C., 3 Hyd 2023, Yn: Ecology and Evolution. 13, 10, e10536.

   Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

10. Cyhoeddwyd

    Low abundance of the Endangered timneh parrot Psittacus timneh in one of its presumed strongholds

    Valle, S., Collar, N., Barca, B., Dauda, P. & Marsden, S., Ion 2020, Yn: Oryx. 54, 1, t. 74-76 3 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

11. Population estimates of the breeding birds of the Tinhosas Islands (Gulf of Guinea), the only major seabird colony of the Eastern Tropical Atlantic

    Valle, S., Barros, N., Ramirez, I. & Wanless, R. M., 2016, Yn: Ostrich - Journal of African Ornithology. 87, 3, t. 209-215

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

12. Cyhoeddwyd

    Recalibrating Risk: Implications of squirrelpox virus for successful red squirrel translocations within mainland UK

    Shuttleworth, C., Brady, D., Cross, P., Gardner, L., Greenwood, A., Jackson, N., McKinney, C., Robinson, N., Trotter, S., Valle, S., Wood, K. & Hayward, M., Chwef 2021, Yn: Conservation Science and Practice. 3, 2, e321.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

13. Cyhoeddwyd

    Research and conservation of the larger parrots of Africa and Madagascar: a review of knowledge gaps and opportunities

    Martin, R. O., Perrin, M. R., Boyes, R. S., Abebe, Y. D., Annorbah, N. D., Asamoah, A., Bizimana, D., Bobo, K. S., Bunbury, N., Brouwer, J., Diop, M. S., Ewnetu, M., Fotso, R. C., Garteh, J., Hall, P., Holbech, L. H., Madindou, I. R., Maisels, F., Mokoko, J., Mulwa, R., Reuleaux, A., Symes, C., Tamungang, S., Taylor, S., Valle, S., Waltert, M. & Wondafrash, M., 2014, Yn: Ostrich: Journal of African Ornithology. 85, 3, t. 205-233

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

14. Seasonal changes in abundances of waterbirds at Sabaki River Mouth (Malindi, Kenya), a key stopover site on the West Asian-East African Flyway

    Valle, S., Boitani, L. & Maclean, I. M. D., 2012, Yn: Ostrich: Journal of African Ornithology. 83, 1, t. 19-26

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

15. Spatial and seasonal variation in abundance within an insular grey parrot population

    Valle, S., Collar, N. J., Harris, W. E. & Marsden, S. J., Rhag 2017, Yn: African Journal of Ecology. 55, 4, t. 433-442

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

16. Cyhoeddwyd

    Trapping method and quota observance are pivotal to population stability in a harvested parrot

    Valle, S., Collar, N., W. Edwin, H. & Marsden, S., Ion 2018, Yn: Biological Conservation. 217, t. 428-436

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

17. Using encounter rates as surrogates for density estimates makes monitoring of heavily-traded grey parrots achievable across Africa

    Marsden, S. J., Loqueh, E., Takuo, J. M., Hart, J. A., Abani, R., Ahon, D. B., Annorbah, N. N. D., Johnson, R. & Valle, S., 2015, Yn: Oryx. 50, 4, t. 617-625

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

18. Cyhoeddwyd

    What can the abundance of Grey Parrots on Príncipe Island tell us about large parrot conservation?

    Valle, S., Collar, N. J., Melo, M. & Marsden, S. J., 2021, Yn: Journal of Tropical Ecology. 36, 6, t. 293- 297

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid