Anworth Announces Quarterly Dividends

SANTA MONICA, Calif.--(Business Wire)--
Anworth Mortgage Asset Corporation (NYSE: ANH) announced today that its board of
directors declared a quarterly common stock dividend of $0.32 per share for the
second quarter of 2009. The common stock dividend is payable on August 19, 2009
to common stockholders of record as of the close of business on July 24, 2009.

Also, in accordance with the terms of Anworth`s 8.625% Series A Cumulative
Preferred Stock, or Series A Preferred Stock, the board of directors declared a
Series A Preferred Stock dividend of $0.539063 per share for the third quarter
of 2009. The Series A Preferred Stock dividend is payable on October 15, 2009 to
holders of record of Series A Preferred Stock as of the close of business on
September 30, 2009. The dividend reflects the accrual from July 1, 2009 through
September 30, 2009, or 90 days of a 360-day year.

Also, in accordance with the terms of Anworth`s 6.25% Series B Cumulative
Convertible Preferred Stock, or Series B Preferred Stock, the board of directors
declared a Series B Preferred Stock dividend of $0.390625 per share for the
third quarter of 2009. The Series B Preferred Stock dividend is payable on
October 15, 2009 to holders of record of Series B Preferred Stock as of the
close of business on September 30, 2009. The dividend reflects the accrual from
July 1, 2009 through September 30, 2009, or 90 days of a 360-day year.

About Anworth Mortgage Asset Corporation

Anworth is a mortgage real estate investment trust which invests primarily in
securities guaranteed by the U.S. Government, such as Ginnie Mae, or guaranteed
by federally sponsored enterprises, such as Fannie Mae or Freddie Mac. Anworth
generates income for distribution to shareholders primarily based on the
difference between the yield on its mortgage assets and the cost of its
borrowings. The Company`s common stock is traded on the New York Stock Exchange
under the symbol ANH.

Safe Harbor Statement under the Private Securities Litigation Reform Act of 1995

This press release contains forward-looking statements within the meaning of the
"safe harbor" provisions of the Private Securities Litigation Reform Act of
1995. These statements are based upon our current expectations and speak only as
of the date hereof. Our actual results may differ materially and adversely from
those expressed in any forward-looking statements as a result of various factors
and uncertainties, including increases in the prepayment rates on the mortgage
loans securing our mortgage-backed securities, our ability to use borrowings to
finance our assets, risks associated with investing in mortgage-related assets,
including changes in business conditions and the general economy, our ability to
maintain our qualification as a real estate investment trust for federal income
tax purposes, and management`s ability to manage our growth. Our Annual Report
on Form 10-K, Quarterly Reports on Form 10-Q, certain Current Reports on Forms
8-K, and other SEC filings discuss some of the important risk factors that may
affect our business, results of operations and financial condition. We undertake
no obligation to revise or update publicly any forward-looking statements for
any reason.

Anworth Mortgage Asset Corporation
John T. Hillman
310-255-4438 or 310-255-4493
jhillman@anworth.com
http://www.anworth.com

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