Authors: Roel, BA Cochrane, KL Field, JG

Citation: Ba. Roel et al., Investigation into the declining trend in chokka squid Loligo vulgaris reynaudii catches made by South African trawlers, S AFR J MAR, 22, 2000, pp. 121-135

Authors: Roel, BA Butterworth, DS

Citation: Ba. Roel et Ds. Butterworth, Assessment of the South African chokka squid Loligo vulgaris reynaudii - Is disturbance of aggregations by the recent jig fishery having a negative impact on recruitment?, FISH RES, 48(3), 2000, pp. 213-228

Authors: Barange, M Hampton, I Roel, BA

Citation: M. Barange et al., Trends in the abundance and distribution of anchovy and sardine on the South African continental shelf in the 1990s, deduced from acoustic surveys, S AFR J MAR, 21, 1999, pp. 367-391

Authors: Augustyn, CJ Roel, BA

Citation: Cj. Augustyn et Ba. Roel, Fisheries biology, stock assessment and management of the chokka squid (Loligo vulgaris reynaudii) in South African waters: An overview, CAL C O F I, 39, 1998, pp. 71-80