Family batches of nauplii were transferred into
separate 50-l tanks at a density of 4000 nauplii per tank. Larvae were reared under the protocol described in
Benzie et al. (1995a). At post-larvae PL15 (about 26 days
post-hatching), families were relocated into one or more
plankton mesh cages (30 cm×30 cm×80 cm deep)
suspended in 4.5-m diameter tanks filled to 1 m, with a
maximum of 14 cages per tank. At 16 weeks of age,
juvenile prawns were individually tagged using streamer
tags (Benzie et al., 1995b) and families were then onreared communally in 4.5-m diameter growout tanks.