Common name: Olive ridley turtle
Scientific name: Lepidochelys olivacea
Distribution: Tropical waters worldwide
Nests on: Tropical beaches worldwide
Beach type: Tropical mainland shores and barrier islands, often near river mouths.Throughout mainland; also Andaman and Nicobar and to a lesser extent, Lakshadweep Islands.
Weight (adult): Olive ridley turtle50 kg
Carapace length: 60 – 70 cm
Carapace shape: Short and wide, carapace smooth but elevated, tectiform (tent-shaped).
Colouration: Mid to dark olive green
Costal scutes: 5 – 9 pairs asymmetrical
Head shape: Large, triangular
Prefrontal scales: 2 pairs
Limbs: Two claws on each flipper
Plastron: Pore near rear margin of infra marginals; creamy yellow
Other features: Vertebrals (centrals) narrow, so that first costal contacts nuchal scute.
Time of nesting: Night
Clutches per season: 1 – 3
Clutch size: 100 – 120
Egg size: ~ 4 cm in diameter
Re-nesting interval: 20 – 28 days
Re-migration interval: 1 – 2 years
Track: 70 – 80 cm wide, light, with asymmetrical, oblique marks made by forelimbs, tail drag mark lacking or inconspicuous.