Contacts Centre for Environmental Biology


PhD student

CBA research group(s):

Animal Diversity & Conservation

Personal webpage

Team webpage

Ricardo Costa Martins

Main Research Interests

Ecology and conservation of shorebirds. Monitoring of common birds and its use as biodiversity indicators.


Academic Qualifications

- 2002 - 5-year college graduation in Biology (Faculty of Sciences, University of Lisbon)

Recent Publications

Martins R.C., Catry T. & Granadeiro J.P. 2014. Crossbow-netting: a new method for capturing shorebirds. Journal of Field Ornithology 85(1):84-90.

Martins R.C., Catry T., Santos C.D., Palmeirim J.P. & Granadeiro J.P. 2013. Seasonal Variations in the Diet and Foraging Behaviour of Dunlins Calidris alpina in a South European Estuary: Improved Feeding Conditions for Spring Migrants. Plos One 8(12):e81174.

Catry T., Martins R.C. & Granadeiro J.P. 2012. Discriminating geographic origins of migratory waders at stopover sites: insights from stable isotope analysis of toenails. Journal of Avian Biology 43:79–84.

Catry T., Alves J.A., Andrade J., Costa H., Dias M.P., Fernandes P., Leal A.I., Lourenço P.M., Martins R.C., Moniz F., Pardal S., Rocha A., Santos C.D., Encarnação V. & Granadeiro J.P. 2011. Long-term declines of wader populations at the Tagus estuary, Portugal: a response to global or local factors? Bird Conservation International 21:438-453.

Leal A.I., Martins R.C., Palmeirim J.M. & Granadeiro J.P. 2011. Influence of habitat fragments on bird assemblages in cork oak woodlands. Bird Study 58:309-320.

Dias M.P., Granadeiro J.P., Martins R.C. & Palmeirim J.M. 2006. Estimating the use of tidal flats by waders: inaccuracies due to response of birds to the tidal cycle. Bird Study 53:32-38.

Granadeiro J.P., Dias M.P., Martins R.C. & Palmeirim J.M. 2006. Variation in numbers and behaviour of waders during the tidal cycle: implications for the use of estuarine sediment flats. Acta Oecologica 29:293-300.

Ongoing Projects

MigraTagis - "Wintering and migrating shorebirds as indicators of the quality of estuarine environments" ( PTDC/MAR/66319/2006)(2006-2011).


Other Information

Coordinator of the Portuguese Common Bird Monitoring Scheme (“Censo de Aves Comuns”), between 2006 and 2011, a project lead by SPEA (Sociedade Portuguesa para o Estudo das Aves), the Birdlife partner in Portugal.