I'll say less then a gram, if not a gram.
A full grown Green Sea Turtle can weigh anywhere from 390lbs to 460lbs. Though in some cases they have have been reported to have weighed up to 800lbs. that is heavy
Green turtles can weigh anywhere from 200 to 700 pounds (90 to 320 kilograms) on average, with some individuals reaching up to 700 pounds (320 kilograms). However, the weight can vary depending on the specific subspecies and age of the turtle.
It depends if your talking about a green anaconda that will weigh a lot more than a yellow anaconda
5
A turtle shell can weigh anywhere from less than an ounce for baby turtles to several hundred pounds for an adult leatherback sea turtle. Their shells weight a considerable amount but provide the only protection for their delicate bodies within.
Weight: Males can weigh up to 175 lbs (though they have been known to exceed 220 lbs) and females typically weigh around 50 lbs.
the smallest turtle can be only 1-2 pounds
143 pounds
Up to 20lbs.
10-35 pounds
A baby cuttlefish can weigh about 5kg.
how much does a baby crib weigh