Wijeyaratne, M.J.S.Costa, H.H.2015-01-052015-01-051986Wijeyaratne, M.J.S. and Costa, H.H. (1986) Application of "yield per recruit" and "surplus yield" models to the grey mullet fishery in Negombo lagoon, Sri Lanka, Journal of Inland Fisheries, 3: 3 - 14.http://repository.kln.ac.lk/handle/123456789/5022Application of "yield per recruit" and "surplus yield" models to the grey mullet fishery in Negombo lagoon, Sri LankaarticleZoology