haseeb.randhawa@otago.ac.nz | |
Telephone | +64 3 471 6146 |
Research Interests
- Host/parasite coevolution
- Evolution of host specificity
- Molecular systematics of elasmobranchs and their parasites
- Elucidation of marine tapeworm life cycles
- Use of molecular tools to elucidate cryptic trophic links
- Population genetics/stock discrimination
- Evolutionary ecology of parasites
Other Links
Evolutionary & Ecological Parasitology Research Group.
Our group is carrying out research on several aspects of parasite ecology and evolution, on a variety of host and parasite taxa, and using a range of experimental, genetic and meta-analytical approaches.
Teaching Involvement
Senior Teaching Fellow Ecology Programme
Publications
Randhawa, H. S., Poulin, R., & Krkošek, M. (2015). Increasing rate of species discovery in sharks coincides with sharp population declines: Implications for biodiversity. Ecography, 38(1), 96-107. doi: 10.1111/ecog.00793
Poulin, R., & Randhawa, H. S. (2015). Evolution of parasitism along convergent lines: From ecology to genomics. Parasitology, 142(S1), S6-S15. doi: 10.1017/s0031182013001674
Randhawa, H. S., & Poulin, R. (2010). Determinants of tapeworm species richness in elasmobranch fishes: Untangling environmental and phylogenetic influences. Ecography, 33(5), 866-877. doi: 10.1111/j.1600-0587.2010.06169.x
Koprivnikar, J., & Randhawa, H. S. (2013). Benefits of fidelity: Does host specialization impact nematode parasite life history and fecundity? Parasitology, 140(5), 587-597. doi: 10.1017/s0031182012002132
Randhawa, H. S. (2012). Numerical and functional responses of intestinal helminths in three rajid skates: Evidence for competition between parasites? Parasitology, 139(13), 1784-1793. doi: 10.1017/s0031182012001035
Randhawa, H. S., Poulin, R., & Krkošek, M. (2015). Increasing rate of species discovery in sharks coincides with sharp population declines: Implications for biodiversity. Ecography, 38(1), 96-107. doi: 10.1111/ecog.00793
Journal - Research Article
Poulin, R., & Randhawa, H. S. (2015). Evolution of parasitism along convergent lines: From ecology to genomics. Parasitology, 142(S1), S6-S15. doi: 10.1017/s0031182013001674
Journal - Research Article
Randhawa, H. S., & Poulin, R. (2010). Determinants of tapeworm species richness in elasmobranch fishes: Untangling environmental and phylogenetic influences. Ecography, 33(5), 866-877. doi: 10.1111/j.1600-0587.2010.06169.x
Journal - Research Article
Koprivnikar, J., & Randhawa, H. S. (2013). Benefits of fidelity: Does host specialization impact nematode parasite life history and fecundity? Parasitology, 140(5), 587-597. doi: 10.1017/s0031182012002132
Journal - Research Article
Randhawa, H. S. (2012). Numerical and functional responses of intestinal helminths in three rajid skates: Evidence for competition between parasites? Parasitology, 139(13), 1784-1793. doi: 10.1017/s0031182012001035
Journal - Research Article
Poulin, R., Blasco-Costa, I., & Randhawa, H. S. (2016). Integrating parasitology and marine ecology: Seven challenges towards greater synergy. Journal of Sea Research, 113, 3-10. doi: 10.1016/j.seares.2014.10.019
Journal - Research Article
Rasmussen, T. K., & Randhawa, H. S. (2015). Factors influencing spatial variation and abundance of a mermithid parasite in sand hoppers. Parasitology Research, 114(3), 895-901. doi: 10.1007/s00436-014-4254-5
Journal - Research Article
Koehler, A. V., Springer, Y. P., Randhawa, H. S., Leung, T. L. F., Keeney, D. B., & Poulin, R. (2012). Genetic and phenotypic influences on clone-level success and host specialization in a generalist parasite. Journal of Evolutionary Biology, 25, 66-79. doi: 10.1111/j.1420-9101.2011.02402.x
Journal - Research Article
Presswell, B., Melville, D. S., & Randhawa, H. S. (2012). Tapeworm bolus expelled from New Zealand variable oystercatchers (Haematopus unicolor) during handling: First record of this phenomenon in wild birds, and a global checklist of Haematopus cestode parasites. Parasitology Research, 111(6), 2455-2460. doi: 10.1007/s00436-012-2992-9
Journal - Research Article
Presswell, B., Poulin, R., & Randhawa, H. S. (2012). First report of a gryporhynchid tapeworm (Cestoda: Cyclophyllidea) from New Zealand and from an eleotrid fish, described from metacestodes and in vitro-grown worms. Journal of Helminthology, 86(4), 453-464. doi: 10.1017/s0022149x11000691
Journal - Research Article
Peoples, R. C., Randhawa, H. S., & Poulin, R. (2012). Parasites of polychaetes and their impact on host survival in Otago Harbour, New Zealand. Journal of the Marine Biological Association of the United Kingdom, 92(3), 449-455. doi: 10.1017/S0025315411000774
Journal - Research Article
Randhawa, H. S., & Brickle, P. (2011). Larval parasite gene sequence data reveal cryptic trophic links in life cycles of porbeagle shark tapeworms. Marine Ecology Progress Series, 431, 215-222. doi: 10.3354/meps09108
Journal - Research Article
Randhawa, H. S. (2011). Insights using a molecular approach into the life cycle of a tapeworm infecting great white sharks. Journal of Parasitology, 97(2), 275-280. doi: 10.1645/GE-2530.1
Journal - Research Article
Poulin, R., Guilhaumon, F., Randhawa, H., Luque, J. L., & Mouillot, D. (2011). Identifying hotspots of parasite diversity from species—area relationships: Host phylogeny versus host ecology. Oikos, 120(5), 740-747. doi: 10.1111/j.1600-0706.2010.19036.x
Journal - Research Article
Muñoz, G., & Randhawa, H. S. (2011). Monthly variation in the parasite communities of the intertidal fish Scartichthys viridis (Blenniidae) from central Chile: Are there seasonal patterns? Parasitology Research, 109(1), 53-62. doi: 10.1007/s00436-010-2220-4
Journal - Research Article
Randhawa, H. S., & Poulin, R. (2010). Evolution of interspecific variation in size of attachment structures in the large tapeworm genus Acanthobothrium (Tetraphyllidea: Onchobothriidae). Parasitology, 137(11), 1707-1720. doi: 10.1017/S0031182010000569
Journal - Research Article
Randhawa, H. S., & Poulin, R. (2009). Determinants and consequences of interspecific body size variation in tetraphyllidean tapeworms. Oecologia, 161, 759-769. doi: 10.1007/s00442-009-1410-1
Journal - Research Article
Randhawa, H. S., & Burt, M. D. B. (2008). Determinants of host specificity and comments on attachment site specificity of tetraphyllidean cestodes infecting rajid skates from the Northwest Atlantic. Journal of Parasitology, 94(2), 436-461.
Journal - Research Article
Randhawa, H. S., Saunders, G. W., Scott, M. E., & Burt, M. D. B. (2008). Redescription of Pseudanthobothrium hanseni Baer, 1956 and description of P. purtoni n. sp. (Cestoda: Tetraphyllidea) from different pairs of rajid skate hosts, with comments on the host-specificity of the genus in the northwest Atlantic. Systematic Parasitology, 70(1), 41-60. doi: 10.1007/s11230-007-9122-6
Journal - Research Article
Randhawa, H. S., Saunders, G. W., & Burt, M. D. B. (2007). Establishment of the onset of host specificity in four phyllobothriid tapeworm species (Cestoda: Tetraphyllidea) using a molecular approach. Parasitology, 134, 1291-1300. doi: 10.1017/S0031182007002521
Journal - Research Article
Crane, M., Benton, C., O'Neill, A., & Randhawa, H. (2011). Sharks, drugs, and chalarosomum! Proceedings of the New Zealand Marine Sciences Society (NZMSS) Conference: Understanding, Managing, and Conserving our Marine Environment. (pp. 38). Retrieved from http://nzmss.org/assets/Conference/NZMSS2011AbstractsPosterPresentations.pdf
Conference Contribution - Published proceedings: Abstract