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  • grey-green + 8-10 bars
    dark blotch - rear opercle
    C clear + dark reticulum, edge red
    Oreochromis aureus, Blue Tilapia
    D & A pale basal spots
    juv: dark spot at base front soft D
    male: dark grey, head blue, iris red, D & C edges red
    lower gill rakers 20-26
  • grey-green/blue-grey, flank 2-5 dark blotches
    edges D & C red, C no bars
    juv: 6-7 bars, 3 spots on flank, spot front base soft D
    Oreochromis mossambicus, Mozambique Tilapia
    male black, lower head white, edges D & C pink
    lower gill rakers 17-18
  • grey, dark blotch operculum corner
    C: 7-12 long narrow bars
    male: grey, head & front D reddish
    Oreochromis niloticus, Nile Tilapia
    juv: ~9 bars, ocelus base front soft D, operculum corner spot
    lower gill rakers 20-21
  • flank: 2-4 dark blotches
    operculum corner dark blotch
    C narrow bars at base & top 1/2
    Oreochromis urolepis, Wami Tilapia
    juv: dark, ocelus base front soft D
    male: v dark, edge D & top 1/2 & border C orange
    lower gill rakers 22