Howick Pakuranga sprinter Daniel Hunter finished seventh in the men's 50m freestyle final in 22.82, which is half a second outside the Rio Olympic qualifying standard in the race won by Brazilian Bruno Fratus in 22.28s.
Swimming New Zealand high performance squad swimmer Nathan Capp was ninth fastest in the 1500m freestyle in 15.30.49 won by Mykhailo Romanchuk (UKR) in 15:07.06.
The final leg of the world cup will be in Dubai at the weekend.
Day 2 finals:
Women 400m freestyle: Lauren Boyle (NZL) 4:06.58, 1; Jaz Carlin (GBR) 4:07.42, 2; Coralie Balmy (FRA) 4:07.56, 3.
Men 50m freestyle: Bruno Fratus (BRA) 22.28, 1; Anthony Ervin (USA) 22.47, 2; Douglas Erasmus (RSA) 22.50, 3. Also: Daniel Hunter (NZL) 22.82, 7.