Rapid assessment of marine non-native species in northern Scotland and a synthesis of existing Scottish records. Aquatic Invasions, 10( 1), pp.107-121. Available at: http://www.aquaticinvasions.net/2015/AI_2015_Nall_etal.pdf., 2015.
Tracking biological invasions in space and time: elucidating the invasive history of the green alga Codium fragile using old DNA. Diversity and Distributions, 14(2), pp.343-354. Available at: https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1472-4642.2007.00420.x., 2008.