Table 5.
LC50 values in μg/μl of aqueous extracts of different seaweed samples after incubation for 24 h. 50% lethal concentration for brine shrimp nauplii was considered as LC50 value.
| Voucher number and species | LC50 value (μg/μl) | Voucher number and species | LC50 value (μg/μl) |
|---|---|---|---|
| SW01;Ulva lactuca | 49.71 | SW13;Sargassum illicifolium | 7.63 |
| SW02;Caulerpa racemosa | - | SW14;Gracilaria corticata | 4.93 |
| SW03;Gracilaria corticata | 12.93 | SW15;Padina antillarum | 16.05 |
| SW04;Padina antillarum | - | SW16;Ulva lactuca | - |
| SW05;Sargassum illicifolium | 18.43 | SW17;Acanthophora spicifera | 0.03 |
| SW06;Sargassum polycystem | 5.76 | SW18;Gelidiopsis variabilis | 9.74 |
| SW07;Halimeda opuntin | 37.6 | SW19;Gracilaria corticata | 1.91 |
| SW08;Caulerpa racemosa | - | SW20;Chaetomorpha antennina | 16.7 |
| SW09;Turbinaria ornata | 3.89 | SW21;Chaetomorpha crassa | 21 |
| SW10;Caulerpa sertularioides | - | SW22;Jania adhaereus | 10.06 |
| SW11;Stoechospermum polypodioides | - | SW23;Sargasum illicifolium | 9.93 |
| SW12;Sargassum illicifolium | 5.30 |