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2007), and size of the Aristotle's lantern (Black et al.
The test with spines, Aristotle's lantern, gut, and gonads were separated.
When the Aristotle's lantern was corrected for size of the test, there was an inverse relationship with dietary protein level.
A frequently reported effect of food availability is its inverse relation to the relative size of Aristotle's lantern (e.g., Ebert 1980, Russell 1987, Edwards & Ebert 1991, Levitan 1991, Fernandez & Boudouresque 1997, Ebert et al.
Differences in test diameter, wet body weight, wet weight and organic matter weight of the body compartments (test and spines, Aristotle's lantern, gonads and gut) at the beginning of the experiment and every 30 days until June 27 were calculated to estimate growth and production.