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Octopus bimaculoides observed at Nicholson Point in La Jolla, California in August, 2024. Close-up of the chromatophores on Octopus bimaculoides. The California two-spot octopus (Octopus bimaculoides), often simply called a "bimac", is an octopus species native to many parts of the Pacific Ocean including the coast of California. One can ...
Scavengers and other organisms often attempt to eat octopus eggs, even when the female is present to protect them. Giant Pacific octopus paralarvae are preyed upon by many other zooplankton and filter feeders. Marine mammals, such as harbor seals, sea otters, and sperm whales depend upon the giant Pacific octopus as a source of food.
Over a month after mating, Giant Pacific octopuses lay eggs. The species can lay 180,000 eggs in a single clutch, while Octopus rubescens clutches number up to 45,000 eggs and O. vulgaris clutches can number as much as 500,000 eggs. [78]: 75 Fertilised octopus eggs are layed as strings and within a shelter.
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Gov. Gavin Newsom signs a bipartisan bill banning octopus farming in the state. California is now the second state to do so.
Mature O. californiana females carry about 1400–2380 eggs in their ovary, with the individually spawned mature eggs measuring 11 mm long. Estimations of egg hatching time (using water temperature and egg size) for O. californiana are up to 1.4 years at 4°C.
The nesting site, which the scientists dubbed an “octopus garden,” was first di Deep-sea 'hot tubs' help octopus moms hatch their eggs faster Skip to main content
[13] [14] After the eggs are fertilized, the females lay their eggs in a sheltered area protected by rocks. The amount of eggs laid depends on the size on the female, but typically the number of eggs are very high, with the average being approximately 20,000 eggs, about 100 to 250 per strand.