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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 ...
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.
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.
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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
Giant Pacific octopus Haliphron atlanticus: Seven-armed octopus Octopus bimaculatus: Verrill's two-spot octopus Octopus bimaculoides: Two-spot octopus, lesser two-spot octopus Octopus micropyrsus: California's lilliput octopus Octopus rubescens: East Pacific red octopus, red octopus