Section was formerly set out in a note under section 1451 of Title 16, Conservation.

A prior section 606 of Pub. L. 105–383 was renumbered section 607 and is classified to section 4006 of this title.

2014—Pub. L. 113–124 amended section generally. Prior to amendment, section authorized appropriations for research, education, and monitoring activities related to the prevention, reduction, and control of harmful algal blooms and hypoxia for fiscal years 1999 to 2010.

2007—Pub. L. 110–161, § 528(1), substituted “$30,000,000 for each of fiscal years 2008 through 2010” for “$25,500,000 for fiscal year 2008” in introductory provisions.

Pars. (1) to (4). Pub. L. 110–161, § 528(2), substituted “2010” for “2008”.

Par. (5). Pub. L. 110–161, § 528(3), substituted “each of fiscal years 2008 through 2010” for “fiscal year 2008”.

Par. (6). Pub. L. 110–161, § 528(2), substituted “2010” for “2008”.

2004—Pub. L. 108–456, § 105(1), (2), in introductory provisions, struck out “and” after “2000,” and inserted “$23,500,000 for fiscal year 2005, $24,500,000 for fiscal year 2006, $25,000,000 for fiscal year 2007, and $25,500,000 for fiscal year 2008,” after “2001,”.

Par. (1). Pub. L. 108–456, § 105(1), (3), struck out “and” after “2000,” and inserted “, and $2,500,000 for each of fiscal years 2005 through 2008” after “2001”.

Par. (2). Pub. L. 108–456, § 105(1), (4), struck out “and” after “2000,” and inserted “, and $6,500,000, of which $1,000,000 shall be used for the research program described in section 603(f)(2)(B), for each of fiscal years 2005 through 2008” after “2001”.

Par. (3). Pub. L. 108–456, § 105(1), (5), (6), struck out “and” after “2000,” and substituted “2001, and $3,000,000 for each of fiscal years 2005 through 2008” for “2001” and “blooms and to carry out section 603(d);” for “blooms;”.

Par. (4). Pub. L. 108–456, § 105(7), substituted “2001, and $6,000,000 for each of fiscal years 2005 through 2008” for “and 2001”.

Par. (5). Pub. L. 108–456, § 105(1), (9), struck out “and” after “2000,” and substituted “2001, $4,000,000 for fiscal year 2005, $5,000,000 for fiscal year 2006, $5,500,000 for fiscal year 2007, and $6,000,000 for fiscal year 2008” for “2001”.

Par. (6). Pub. L. 108–456, § 105(8), (10), (11), added par. (6).