UNSW Leaders in Science

Dr Emma Johnston
Senior Lecturer , School of Biological Earth and Environmental Sciences

Biological Sciences Building, Room 554C
Phone: +61 2 9385 1825 - Fax: +61 2 9385 1558 - Email: e.johnston@unsw.edu.au

Career profilePublicationsResearchSupervision & teachingFunding

Publications

2009

Johnston EL & Roberts DA (2009) Contaminants reduce the richness and evenness of marine communities: A review and meta-analysis. Environmental Pollution 157:1745-1752

Piola RF Dafforn KD & Johnston EL (2009) MINI-REVIEW: The influence of antifouling practices on marine invasions. Biofouling 25:633-644

Dafforn KD, Glasby TG & Johnston EL (in press 22/4/09) Links between estuarine condition and spatial distributions of marine invaders. Diversity and Distributions

Knott NA, Aulbury J, Brown T & Johnston EL (2009) Contemporary ecological threats from historical pollution sources: impacts of large-scale resuspension of contaminated sediments on sessile invertebrate recruitment.Journal of Applied Ecology 46:770-781

Piola RF & Johnston EL (in press 12/4/09) Comparing differential tolerance of native and non-indigenous marine species to metal pollution using novel assay techniques. Environmental Pollution

Kingsford RT, Watson JEM, Lundquist CJ, Venter O, Hughes L, Johnston EL, Atherton J, Gawel M, Keith DA, Mackey BG, Morley C, Possingham HP, Raynor B, Recher HF, Wilson KA (2009) Major conservation policy issues for biodiversity in Oceania.Conservation Biology 23:834-840

Hedge LA, Knott NA, Johnston EL (2009) Dredging related metal bioaccumulation in oysters. Marine Pollution Bulletin 58:832-840 

Clark GF & Johnston EL (in press 10/2/09) Propagule pressure and disturbance interact to overcome biotic resistance of marine invertebrate communities. OIKOS

Dafforn KA, Johnston EL & Glasby TM (2009) Shallow moving structures promote marine invader dominance. Biofouling 28:277-287

Hill NA, King CK, Perrett L & Johnston EL, (2009) Contaminated suspended sediments toxic to an Antarctic filter feeder: aqueous and particulate phase effects. Environmental Toxicology & Chemistry 28:409-417.

Hyne RV, Sánchez-Bayo F, Bryan AD, Johnston EL & Mann RM. (2009) Fatty acid composition of the estuarine amphipod, Melita plumulosa (Zeidler): link between diet and fecundity. Environmental Toxicology & Chemistry 28:123-132  

2008

Roberts DA, Johnston EL and Poore AGB (2008) Biomonitors and the assessment of ecological impacts: Distribution of herbivorous epifauna in contaminated macroalgal beds. Environmental Pollution 156:489-503.

Johnston EL and Lee KM (2008) Brooding behaviour and reproductive success in two species of free-living simultaneous hermaphrodites. Marine Biology 155:555-561

Johnston EL, Piola R and Clark G (2008) The role of propagule pressure in marine invasions. In: 'Marine Bioinvasions: Ecology, Conservation, and Management Perspectives' ed. by G. Rilov and J. Crooks Springer-Verlag.

Piola R and Johnston EL (2008) Pollution reduces native diversity and increases invader dominance in marine hard-substrate communities. Diversity and Distributions 14:329-342

Dafforn KA, Glasby TM and Johnston EL (2008). Differential effects of tributyltin and copper anti-foulants on recruitment of non-indigenous species. Biofouling  24:23-33

Roberts DA, Mueller S, Johnston EL & Poore AGB (2008) Field and laboratory simulations of storm water pulses: Behavioural avoidance by marine epifauna. Environmental Pollution 152:153-162

Roberts DA, Johnston EL, Poore AGB (2008) Contamination of marine biogenic habitats and effects upon associated epifauna Marine Pollution Bulletin 56:1057-1065

Piola RF & Johnston EL (2008). The potential for translocation of marine species via small-scale disruptions to antifouling surfaces. Biofouling 24:145 -155

2007

Johnston EL, Clark GF (2007) Recipient environment more important than community composition in determining the success of an experimental sponge transplant. Restoration Ecology15:638-651

Roberts DA, Poore AGB & Johnston EL (2007) MBACI sampling of an episodic disturbance: stormwater effects on algal epifauna. Marine Environmental Research 64:514-523

Johnston EL, Connell SD , Irving AD, Pile AJ & Gillanders BM (2007) Antarctic patterns of shallow subtidal habitat and inhabitants in Wilke's Land. Polar Biology 30:781-788

Lee KM, & Johnston EL (2007) Low levels of copper reduce the reproductive success of a mobile invertebrate predator. Marine Environmental Research 64:336-346

Hollows CF, Johnston EL & Marshall DJ (2007). Copper reduces fertilization success and exacerbates allee effects in the field. Marine Ecology Progress Series 333:51-60

Perrett LA, Johnston EL & Poore AGB (2006) Impact by association: direct and indirect effects of copper exposure on mobile invertebrate fauna. Marine Ecology Progress Series 326:195-205

2006

Roberts DA, Poore AGB & Johnston EL (2006) Ecological consequences of copper contamination in macroalgae: effects on epifauna and associated herbivores. Environmental Toxicology and Chemistry 25:2470-2479

Lee KM, Beal AM & Johnston EL (2006) A new predatory flatworm (Platyhelminthes, Polycladida) from Botany Bay, New South Wales, Australia. Journal of Natural History 39:3987-3995

Piola RF, Johnston EL (2006) Differential resistance to extended copper exposure in four introduced bryozoans. Marine Ecology Progress Series 311:103-114

Piola RF, Johnston EL (2006) Differential tolerance to metals among populations of the introduced bryozoan Bugula neritina. Marine Biology 148:997-1010

2005

Johnston EL & Keough MJ. (2005) Reduction of pollution impacts through the control of toxicant release rate must be site- and season-specific. Journal of Experimental Marine Biology and Ecology 320:9-33

Clark GF, Johnston EL (2005) Manipulating larval supply in the field: a controlled study of marine invasibility. Marine Ecology Progress Series 298:9-19

Irving AD, Connell SD, Johnston EL, Pile AJ & Gillanders BM. (2005) The response of encrusting coralline algae to canopy loss: an independent test of predictions on an Antarctic Coast. Marine Biology 147:1075-1083

2003

Johnston EL, Webb AJ, Keough MJ (2003) Pulse disturbances to the colonisation of hard-substrates and in situ determination of copper using diffusive gradients in thin-films (DGT): quantifying dose and response in the field. Biofouling 19:335-345

Johnston EL, Keough MJ. (2003) Competition modifies the response of organisms to a toxic disturbance. Marine Ecology Progress Series 251:15-26

2002

Johnston EL, Keough, (2002) Direct and indirect effects of repeated pollution events on marine hard-substrate assemblages. Ecological Applications 12:1212-1228

Johnston EL, Keough MJ, Qian P-Y (2002) Maintenance of species dominance through pulse disturbances to a sessile marine invertebrate assemblage in Port Shelter, Hong Kong. Marine Ecology Progress Series 226:103-114

2000

Johnston EL, Keough MJ (2000) Field assessment of effects of timing and frequency of copper pulses on settlement of sessile marine invertebrates. Marine Biology 137:1017-1029

Johnston EL, Webb AJ (2000) Novel techniques for field assessment of copper toxicity on fouling assemblages. Biofouling 15:165-173