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EXHIBIT 3.06

AMENDMENT TO THE BYLAWS OF MARTEK BIOSCIENCES CORPORATION

Effective as of March 2, 2001

Article V of the Bylaws of Martek Biosciences Corporation is amended to
include the following Section 6 which shall read as follows:



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|---------- | -------------------------------------------------
|Section 6 | Stock Option Matters and Other Security Issuances



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| | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | Unless approved by the holders of a majority of the shares present
and entitled to vote at a duly convened meeting of stockholders, or a
majority of outstanding shares entitled to vote acting by written
consent, the Corporation shall not (i) grant any stock options with an
exercise price that is less than 100% of the fair market value of the
underlying stock on the date of grant; (ii) reduce the exercise price of
any stock option granted under any existing or future stock option plan;
or (iii) sell or issue any security convertible, exercisable or
exchangeable into shares of Common Stock, having a conversion exercise
or exchange price which is subject to downward adjustment based on the
market price of the Common Stock at the time of conversion, exercise or
exchange of such security into Common Stock (other than pursuant to
customary anti-dilution provisions).

Article VIII of the Bylaws of Martek Biosciences Corporation is amended to
read in its entirety:

ARTICLE VIII    AMENDMENTS

Subject to the provisions of the Certificate of Incorporation, as
amended, these Bylaws may be adopted, amended or repealed by a vote of a
majority of the entire Board of Directors at any meeting or by the
stockholders at any meeting, except that (a) Section 1 and 3 of Article
II, and this Article VIII may not be altered, amended, or repealed
except by the affirmative vote of at least eighty percent (80%) of the
shares entitled to vote thereon or the affirmative vote of at least
eighty percent (80%) of the members of the Board of Directors, and (b)
Section 6 of Article V may not be altered, amended, or repealed except
by the affirmative vote of at least fifty percent (50%) of the shares
entitled to vote thereon.

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