How Big Can Leatherback Sea Turtles Get?

Leatherback sea turtles are the largest species of turtle in the world. On average, they can reach lengths between four and six feet long and weigh up to 2,000 pounds. The record length for a leatherback is nine and a half feet long!

Although it’s rare for them to grow this big, it does happen from time to time. Leatherbacks tend to be larger in warm waters than cold, so those living near tropical climates may end up growing quite large over their lifetime.

Additionally, males tend to be bigger than females due to higher levels of testosterone which helps promote growth. Regardless of size or gender though, leatherbacks are an incredible species with unique adaptations that make them well-suited for life at sea!

Leatherback Sea Turtle Weight

The Leatherback Sea Turtle is the largest of all living sea turtles and can weigh up to 2,000 pounds! They are found in warm and temperate oceans around the world.

Leatherbacks have an incredibly streamlined body shape that helps them swim quickly through the water which aids in their search for food. They mainly feed on jellyfish, but will also eat squid, crustaceans, fish eggs, and other soft-bodied animals.

Leatherback Turtle Population

The leatherback turtle is the largest marine reptile in the world and sadly, its population has been declining rapidly. According to data collected by World Wildlife Fund (WWF), there are only an estimated 34,000 nesting females left in the world today.

The main threats facing these animals include fisheries bycatch, plastic pollution, beachfront development, and illegal poaching for eggs and meat. To save this species from extinction it’s essential that we all work together to protect their habitat and reduce our impact on the environment.

Biggest Leatherback Turtle

The Leatherback Turtle (Dermochelys coriacea) is the world’s largest living turtle species, reaching up to 2 meters in shell length and weighing up to 900 kilograms. This species is found in tropical waters throughout the world but mainly prefers warm oceans for its habitat. They feed primarily on jellyfish, but also eat other soft-bodied animals such as squid and crustaceans.

The Leatherback Turtle has been listed as critically endangered since 1996 due to a number of threats including poaching, entanglement in fishing gear, and destruction of nesting habitats by coastal development.

How Long Do Leatherback Sea Turtles Live?

Leatherback sea turtles are estimated to live between 45-80 years in the wild. They have a slow growth rate and reach reproductive maturity at about 15 years old which helps contribute to their long life span.

Due to human activities such as fishing, pollution, ocean acidification, and climate change, leatherback sea turtle populations have been declining significantly over the last few decades threatening their overall population size and making accurate estimations of their life expectancy difficult.

What is the Largest Ever Leatherback Turtle?

The largest ever leatherback turtle was discovered in the Caribbean Sea off Costa Rica. It weighed an astonishing 2,019 pounds and measured six feet long from head to tail – making it one of the biggest turtles on record. Its massive size is attributed to its diet of jellyfish which are high in protein and calories.

This particular specimen was also estimated to be between 50-60 years old, a testament to its longevity despite its huge size. Scientists believe this may have been due to its ability to regulate body temperature by swimming near hydrothermal vents where warmer water exists below the ocean surface. The leatherback turtle is also known for being able to migrate great distances over open ocean waters as far away as Alaska!

As a species, they continue to face threats such as plastic pollution, climate change, and illegal fishing activities so conservation efforts remain essential if we are going to protect these majestic creatures for future generations.

What is the Biggest Sea Turtle Ever Recorded?

The biggest sea turtle ever recorded was a leatherback turtle that weighed an astonishing 2,020 lbs (914.71 kg). This massive reptile had a shell measuring almost nine feet in length and it was found off the coast of Wales. Leatherbacks are the largest living species of sea turtle, and they can grow up to six feet long.

They have thick black shells with seven ridges running down their backs which helps them to withstand harsh temperatures and deep ocean pressure as they dive down more than 1,000 meters in search of food. It is believed that these turtles may live longer than any other animal on Earth – some individuals have been estimated to reach up to 100 years old!

Although this giant leatherback was not alive when it was recorded, its size serves as evidence of the potential life span of these creatures and just how resilient they are in the face of environmental challenges.

Is a Leatherback Bigger Than a Galapagos?

The Leatherback Sea Turtle is the largest of all living turtles and can reach lengths up to 7 feet while weighing up to 2,000 pounds. This makes it much larger than the Galapagos Tortoise which only reaches a maximum length of 4 feet and can weigh up to 550 pounds. The Leatherback also has an advantage in terms of speed as it is capable of swimming at speeds in excess of 10 mph compared to the Galapagos Tortoises slow crawling pace on land.

In addition, the Leatherback’s shell is made from a flexible material that allows it greater maneuverability when swimming through the water compared with its slower relative which relies more on its strength and size for protection against predators. Therefore it is clear that not only is the Leatherback significantly bigger than a Galapagos tortoise but also far faster, making them two completely different species despite their similar appearance.

Where is the Largest Leatherback Sea Turtle?

The largest leatherback sea turtle can be found in the waters of the Pacific Ocean. This species of turtle is one that has an incredibly large size, as its carapace (shell) can reach up to six feet long and weigh over a thousand pounds! The leatherback sea turtle spends most of its life migrating from nesting sites on tropical beaches around the world to foraging grounds in cold northern seas.

Due to this lifestyle and their propensity for traveling far distances, it is difficult to pinpoint where exactly the largest leatherback sea turtle might be located at any given moment. However, overall it is believed that these giant creatures are most likely living within or near the eastern Pacific region due to their preference for cooler waters. Some areas with known populations include Costa Rica, Mexico, and Central America along with some other islands in this area such as Hawaii, Baja California, and Galapagos Islands.


The Leatherback Sea Turtle is an amazing creature that can grow to be remarkably large. It has been found to reach lengths of over 6 feet and weights in excess of 2,000 pounds, making it the largest species of sea turtle in the world.

The Leatherback’s unique adaptations have allowed it to survive and thrive for millions of years despite drastic changes in its environment. With continued conservation efforts, this incredible reptile will continue to astound us with its impressive size and longevity for many more generations to come.