Christmas Island red crab migration underway
The red crab migration season has begun christmas island in australia.
In a video filmed by David Watchorn last weekend, crustaceans roam over roads and infrastructure.
According to Parks Australia, every year millions of large crabs emerge from the forest and head into the water to breed. Migration begins with the first rainfall of the rainy season.
While this is usually October or November, it can sometimes be as late as January.
Exact timing and speed of migration Determined by the phase of the moon.
Male crabs that lead the migration later join the females.
If it starts raining too late to determine when to lay eggs, some The crabs will migrate the next month.
Once ashore, the crabs dive to replenish moisture before the male crabs retreat to the island’s lower terraces to dig burrows.
Female crabs then join males on the stands to mate in or near burrows.
Each female crab, remaining in the burrow for more than two weeks, can produce up to 100,000 eggs.
Male crabs will take a second dive before starting the journey home.
When the moon reaches its last quarter, crabs gather on the shore, releasing their eggs into the water.
Red crab larvae hatch from the eggs as soon as they come into contact with water.
red crab migration It is the largest tourist attraction on Christmas Island.