Monterey Bay Aquarium Research Institute
Midwater Ecology
Ink utilization by mesopelagic squid

Stephanie L. Bush* & Bruce H. Robison


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.

An adult Chiroteuthis calyx in the 'fishing' posture within an ink cloud

Juvenile Chiroteuthis calyx (doratopsis paralarva) releasing a pseudomorph - note resemblance of individual to siphonophore (Nanomia sp.)

Juvenile Chiroteuthis calyx (doratopsis paralarva) releases a series of pseudomorphs

Galiteuthis phyllura with ink inside expanded mantle cavity

Huge ink cloud created by Dosidicus gigas, blocking camera view

Dosidicus gigas creating a cloud- note the funnel is aimed upward while releasing ink, then downward to move animal into ink cloud

A pseudomorph released by an escaping Gonatus onyx

Gonatus onyx jets past, releasing an ink rope

Series of pseudomorphs released by a juvenile Gonatus onyx

A pseudomorph, cloud, and ink rope released in succession by Gonatus onyx

Histioteuthis heteropsis curled into the 'J-pose' and releasing a diffuse ink cloud

Three pseudomorphs released by Octopoteuthis deletron - note that the ink sticks to the arm of the ROV


Last updated: Feb. 06, 2009