Monterey Bay Aquarium Research Institute
Midwater Ecology
Behaving in the dark: locomotor, chromatic, postural, and bioluminescent behaviors
of the deep-sea squid Octopoteuthis deletron Young 1972

Stephanie L. Bush*, Bruce H. Robison, & Roy L. Caldwell

 

Monterey Bay Aquarium Research Institute, 7700 Sandholdt Rd., Moss Landing, CA, 95039

*Department of Integrative Biology, 3060 Valley Life Sciences Building #3140, University of California, Berkeley, CA, 94720

 

 

All images and videos copyright MBARI.

Chromatic components: Mottle, Pale Fin Edge

Postural components: Dorsal Mantle Up, Fins Out, Dorsal Arm Curl

Locomotor components: Fins Flapping

Bioluminescent components: Chronic Arm-tip Chromatophores Contracted

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Chromatic components: All Dark, Pale Fin Edge

Postural components: Dorsal Mantle Up, Fins Out, Fins Curved Ventrally, Dorsal Arm Curl

Locomotor components: Ink Release, Hovering, Fins Flapping, Backward Swimming, Jolt

Bioluminescent components: undetermined

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Chromatic components: All Dark, Pale Fin Edge, Lateral Fin Stripe

Postural components: Dorsal Mantle Up, Straight Arms

Locomotor components: Hovering, Jolt, Flip, Arm Spread, Backward Jetting

Bioluminescent components: Chronic Arm-tip Chromatophores Contracted

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Chromatic components: Pale Tail Spot, Pale Fin Edge, All Dark, Arm Bands, Dark Arm Crown Band

Postural components: Tail Down, Fins Out, Central Arm Space, Arms Curled, Lateral Arm Spread

Locomotor components: Backward Gliding

Bioluminescent components: undetermined

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Chromatic components: Pale Fin Edge, Mottle

Postural components: Tail Down, Fins Curled Ventrally, Fins Out

Locomotor components: Backward Gliding, Fins Flapping, Writhing Arms, Flicking Arm-tips, Eye Blink

Bioluminescent components: undetermined

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Chromatic components: Pale, Irregular Dark Patches, Arms Bands

Postural components: Tail Down, Fins Out, Central Arm Space

Locomotor components: Fins Flapping, Backward Swimming

Bioluminescent components: Chronic Arm-tip Chromatophores Contracted

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Chromatic components: Mottle, Pale Fin Edge, Dark Fin Stripe, Dark Arm Crown Bar

Postural components: Tail Up, Straight Arms, Fins Curled Ventrally

Locomotor components: Forward Swimming, Fins Flapping

Bioluminescent components: Chronic Arm-tip Chromatophores Contracted

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Chromatic components: All Dark, Dark Oral Arms

Postural components: Tail Down, Fins Curved Ventrally, Dorsal Arm Curl, Straight Arms

Locomotor components: Hovering, Fins Flapping, Arms Unroll

Bioluminescent components: Arm-tip Chromatophores Contracted/Expanded

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Chromatic components: All Dark, Pale Fin Edge

Postural components: Dorsal Mantle Up, Fins Curved Ventrally, Dorsal Mantle Curl

Locomotor components: Hovering, Flicking Arm-tips

Bioluminescent components: Arm-tip Chromatophores Contracted/Expanded

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Last updated: Feb. 05, 2009