UNITED STATES
                         SECURITIES EXCHANGE COMMISSION
                             Washington, D.C. 20549

--------------------------------------------------------------------------------

                                 SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                                (Amendment No. 3)*

                              TERRA INDUSTRIES INC.
                              ---------------------
                                (Name of Issuer)


                         Common Stock, without par value
                 -----------------------------------------------
                         (Title of Class of Securities)


                                    880915103
                              ---------------------
                                 (CUSIP Number)


                                December 31, 2007
                            -------------------------
             (Date of Event which Requires Filing of this Statement)


Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:

                              [ ]    Rule 13d-1(b)

                              [X]    Rule 13d-1(c)

                              [ ]    Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

     The  information  required in the remainder of this cover page shall not be
deemed to be "filed"  for the purpose of Section 18 of the  Securities  Exchange
Act of 1934 ("Act") or otherwise  subject to the  liabilities of that section of
the Act but shall be subject to all other  provisions of the Act  (however,  see
the Notes).


                          Continued on following pages
                               Page 1 of 12 Pages
                             Exhibit Index: Page 11



                                  SCHEDULE 13G

CUSIP No.: 880915103                                          Page 2 of 12 Pages
.................................................................................
1.     Names of Reporting Persons.

       I.R.S. Identification Nos. of above persons (entities only).


       ANCHORAGE CAPITAL MASTER OFFSHORE, LTD.
       98-0418059
.................................................................................
2.     Check the Appropriate Box if a Member of a Group

       (a) [ ]

       (b) [X]
.................................................................................
3.     SEC Use Only
.................................................................................
4.     Citizenship or Place of Organization

       Cayman Islands
.................................................................................
Number of            5.     Sole Voting Power            300,000
Shares              ............................................................
Beneficially         6.     Shared Voting Power          0
Owned by Each       ............................................................
Reporting            7.     Sole Dispositive Power       300,000
Person With         ............................................................
                     8.     Shared Dispositive Power     0
.................................................................................
9.     Aggregate Amount Beneficially Owned by Each Reporting Person

       300,000
.................................................................................
10.    Check if the  Aggregate  Amount in Row (9) Excludes  Certain  Shares (See
       Instructions)

       [ ]
.................................................................................
11.    Percent of Class Represented by Amount in Row (9)

       0.3% based on 89,507,153 shares outstanding as of October 23, 2007.
.................................................................................
12.    Type of Reporting Person:

       OO



                                  SCHEDULE 13G

CUSIP No.: 880915103                                          Page 3 of 12 Pages
.................................................................................
1.     Names of Reporting Persons.

       I.R.S. Identification Nos. of above persons (entities only).


       ANCHORAGE ADVISORS, L.L.C.
       20-0042271
.................................................................................
2.     Check the Appropriate Box if a Member of a Group

       (a) [ ]

       (b) [X]
.................................................................................
3.     SEC Use Only
.................................................................................
4.     Citizenship or Place of Organization

       Delaware
.................................................................................
Number of            5.     Sole Voting Power            300,000
Shares              ............................................................
Beneficially         6.     Shared Voting Power          0
Owned by Each       ............................................................
Reporting            7.     Sole Dispositive Power       300,000
Person With         ............................................................
                     8.     Shared Dispositive Power     0
.................................................................................
9.     Aggregate Amount Beneficially Owned by Each Reporting Person

       300,000
.................................................................................
10.    Check if the  Aggregate  Amount in Row (9) Excludes  Certain  Shares (See
       Instructions)

       [ ]
.................................................................................
11.    Percent of Class Represented by Amount in Row (9)

       0.3% based on 89,507,153 shares outstanding as of October 23, 2007.
.................................................................................
12.    Type of Reporting Person:

       OO, IA



                                  SCHEDULE 13G

CUSIP No.: 880915103                                          Page 4 of 12 Pages
.................................................................................
1.     Names of Reporting Persons.

       I.R.S. Identification Nos. of above persons (entities only).


       ANCHORAGE ADVISORS MANAGEMENT, L.L.C.
       20-0042478
.................................................................................
2.     Check the Appropriate Box if a Member of a Group

       (a) [ ]

       (b) [X]
.................................................................................
3.     SEC Use Only
.................................................................................
4.     Citizenship or Place of Organization

       Delaware
.................................................................................
Number of            5.     Sole Voting Power            300,000
Shares              ............................................................
Beneficially         6.     Shared Voting Power          0
Owned by Each       ............................................................
Reporting            7.     Sole Dispositive Power       300,000
Person With         ............................................................
                     8.     Shared Dispositive Power     0
.................................................................................
9.     Aggregate Amount Beneficially Owned by Each Reporting Person

       300,000
.................................................................................
10.    Check if the  Aggregate  Amount in Row (9) Excludes  Certain  Shares (See
       Instructions)

       [ ]
.................................................................................
11.    Percent of Class Represented by Amount in Row (9)

       0.3% based on 89,507,153 shares outstanding as of October 23, 2007.
.................................................................................
12.    Type of Reporting Person:

       OO, HC



                                  SCHEDULE 13G

CUSIP No.: 880915103                                          Page 5 of 12 Pages
.................................................................................
1.     Names of Reporting Persons.

       I.R.S. Identification Nos. of above persons (entities only).


       ANTHONY L. DAVIS
.................................................................................
2.     Check the Appropriate Box if a Member of a Group

       (a) [ ]

       (b) [X]
.................................................................................
3.     SEC Use Only
.................................................................................
4.     Citizenship or Place of Organization

       United States of America
.................................................................................
Number of            5.     Sole Voting Power            300,000
Shares              ............................................................
Beneficially         6.     Shared Voting Power          0
Owned by Each       ............................................................
Reporting            7.     Sole Dispositive Power       300,000
Person With         ............................................................
                     8.     Shared Dispositive Power     0
.................................................................................
9.     Aggregate Amount Beneficially Owned by Each Reporting Person

       300,000
.................................................................................
10.    Check if the  Aggregate  Amount in Row (9) Excludes  Certain  Shares (See
       Instructions)

       [ ]
.................................................................................
11.    Percent of Class Represented by Amount in Row (9)

       0.3% based on 89,507,153 shares outstanding as of October 23, 2007.
.................................................................................
12.    Type of Reporting Person:

       IN, HC



                                  SCHEDULE 13G

CUSIP No.: 880915103                                          Page 6 of 12 Pages
.................................................................................
1.     Names of Reporting Persons.

       I.R.S. Identification Nos. of above persons (entities only).

       KEVIN M. ULRICH
.................................................................................
2.     Check the Appropriate Box if a Member of a Group

       (a) [ ]

       (b) [X]
.................................................................................
3.     SEC Use Only
.................................................................................
4.     Citizenship or Place of Organization

       Canada
.................................................................................
Number of            5.     Sole Voting Power            300,000
Shares              ............................................................
Beneficially         6.     Shared Voting Power          0
Owned by Each       ............................................................
Reporting            7.     Sole Dispositive Power       300,000
Person With         ............................................................
                     8.     Shared Dispositive Power     0
.................................................................................
9.     Aggregate Amount Beneficially Owned by Each Reporting Person

       300,000
.................................................................................
10.    Check if the  Aggregate  Amount in Row (9) Excludes  Certain  Shares (See
       Instructions)

       [ ]
.................................................................................
11.    Percent of Class Represented by Amount in Row (9)

       0.3% based on 89,507,153 shares outstanding as of October 23, 2007.
.................................................................................
12.    Type of Reporting Person:

       IN, HC



                                                              Page 7 of 12 Pages


Item 1(a).     Name of Issuer:

               Terra Industries Inc. (the "Issuer").

Item 1(b).     Address of Issuer's Principal Executive Offices:

               The  Company's  principal  executive  offices  are located at 600
Fourth Street, P.O. Box 6000, Sioux City, Iowa 51102

Item 2(a).     Name of Person Filing:

               This  Statement  is  filed  on  behalf  of each of the  following
persons (collectively, the "Reporting Persons"):

               i)  Anchorage   Capital   Master   Offshore,   Ltd.   ("Anchorage
               Offshore");

               ii) Anchorage Advisors, L.L.C. ("Advisors");

               iii) Anchorage Advisors Management, L.L.C. ("Management");

               iv) Anthony L. Davis ("Mr. Davis"); and

               v) Kevin M. Ulrich ("Mr. Ulrich").

               This statement related to Shares (as defined herein) held for the
account of Anchorage  Offshore.  Advisors is the investment advisor to Anchorage
Offshore.  Management is the sole managing member of Advisors.  Mr. Davis is the
President of Advisors and a managing member of Management, and Mr. Ulrich is the
Chief Executive Officer of Advisors and the other managing member of Management.

Item 2(b).     Address of Principal Business Office or, if None, Residence:

               The  address  of the  principal  business  office  of each of the
Reporting Persons is 610 Broadway, 6th Floor, New York, NY 10012.

Item 2(c).     Citizenship:

               1)  Anchorage  Offshore  is a  Cayman  Islands  exempted  company
incorporated with limited liability;

               2) Advisors is a Delaware limited liability company;

               3) Management is a Delaware limited liability company;

               4) Mr. Davis is a citizen of the United States of America; and

               5) Mr. Ulrich is a citizen of Canada.



                                                              Page 8 of 12 Pages


Item 2(d).     Title of Class of Securities:

               Common Stock,  without par value (the "Shares")

Item 2(e).     CUSIP Number:

               880915103

Item 3.        If This  Statement  is Filed  Pursuant to  ss.ss.240.13d-1(b)  or
               240.13d-2(b) or (c), Check Whether the Person Filing is a:

               This Item 3 is not applicable.

Item 4.        Ownership:

Item 4(a)      Amount Beneficially Owned:

               As of December 31, 2007,  each of the  Reporting  Persons  may be
deemed beneficial owner of 300,000 Shares.

Item 4(b)      Percent of Class:

               The number of Shares of which the Reporting Persons may be deemed
to be the beneficial owner constitutes approximately 0.3% of the total number of
Shares  outstanding  (based upon information  provided by the Issuer in its most
recently-filed  quarterly  report on Form  10-Q,  there were  89,507,153  shares
outstanding as of October 23, 2007).

Item 4(c)       Number of Shares of which such person has:

Anchorage Offshore:
-------------------

(i) Sole power to vote or direct the vote:                               300,000

(ii) Shared power to vote or direct the vote:                                  0

(iii) Sole power to dispose or direct the disposition of:                300,000

(iv) Shared power to dispose or direct the disposition of:                     0

Advisors:
---------

(i) Sole power to vote or direct the vote:                               300,000

(ii) Shared power to vote or direct the vote:                                  0

(iii) Sole power to dispose or direct the disposition of:                300,000

(iv) Shared power to dispose or direct the disposition of:                     0

Management:
-----------

(i) Sole power to vote or direct the vote:                               300,000

(ii) Shared power to vote or direct the vote:                                  0

(iii) Sole power to dispose or direct the disposition of:                300,000



                                                              Page 9 of 12 Pages


(iv) Shared power to dispose or direct the disposition of:                     0

Mr. Davis:
----------

(i) Sole power to vote or direct the vote:                               300,000

(ii) Shared power to vote or direct the vote:                                  0

(iii) Sole power to dispose or direct the disposition of:                300,000

(iv) Shared power to dispose or direct the disposition of:                     0

Mr. Ulrich:
-----------

(i) Sole power to vote or direct the vote:                               300,000

(ii) Shared power to vote or direct the vote:                                  0

(iii) Sole power to dispose or direct the disposition of:                300,000

(iv) Shared power to dispose or direct the disposition of:                     0


Item 5.        Ownership of Five Percent or Less of a Class:

               If this  statement  is being  filed to report the fact that as of
the date hereof the reporting  person has ceased to be the  beneficial  owner of
more than five percent of the class of securities, check the following /X/

Item 6.        Ownership of More than Five Percent on Behalf of Another Person:

               This Item 6 is not applicable.

Item 7.        Identification   and   Classification  of  the  Subsidiary  Which
               Acquired the  Security  Being  Reported on By the Parent  Holding
               Company:

               This Item 7 is not applicable

Item 8.        Identification and Classification of Members of the Group:

               See disclosure in Item 2 hereof.

Item 9.        Notice of Dissolution of Group:

               This Item 9 is not applicable.

Item 10.       Certification:

               By signing below each of the Reporting Persons certifies that, to
the best of their  knowledge and belief,  the securities  referred to above were
not  acquired and are not held for the purpose of or with the effect of changing
or influencing the control of the issuer of the securities and were not acquired
and are not  held in  connection  with or as a  participant  in any  transaction
having that purpose or effect.



                                                             Page 10 of 12 Pages


                                    SIGNATURE

     After  reasonable  inquiry and to the best of my  knowledge  and belief,  I
certify that the information  set forth in this statement is true,  complete and
correct.

                                   ANCHORAGE CAPITAL MASTER OFFSHORE LTD.

Date: February 14, 2008
                                   By:    /s/ Kevin M. Ulrich
                                          --------------------------------
                                   Name:  Kevin M. Ulrich
                                   Title: Director

Date: February 14, 2008            ANCHORAGE ADVISORS, L.L.C.

                                   By:    Anchorage Advisors Management, L.L.C.,
                                          its Managing Member

                                   By:    /s/ Anthony L. Davis
                                          --------------------------------
                                   Name:  Anthony L. Davis
                                   Title: Managing Member

Date: February 14, 2008            ANCHORAGE ADVISORS MANAGEMENT, L.L.C.

                                   By:    /s/ Anthony L. Davis
                                          --------------------------------
                                   Name:  Anthony L. Davis
                                   Title: Managing Member

Date: February 14, 2008            ANTHONY L. DAVIS

                                   /s/ Anthony L Davis
                                   ----------------------------------------

Date: February 14, 2008            KEVIN M. ULRICH

                                   /s/ Kevin M. Ulrich
                                   ----------------------------------------




                                                             Page 11 of 12 Pages


                                  EXHIBIT INDEX


Ex.                                                                     Page No.
---                                                                     --------

A    Joint Filing Agreement, dated February 14, 2008 by and among
     Reporting Persons...........................................             12



                                                             Page 12 of 12 Pages


                                    EXHIBIT A

                             JOINT FILING AGREEMENT

     The  undersigned  hereby  agree that the  statement on  Schedule 13G with
respect to the Common Stock of Terra  Industries,  Inc. dated as of February 14,
2008 is, and any  amendments  thereto  (including  amendments  on Schedule  13D)
signed  by each of the  undersigned  shall  be,  filed on  behalf  of each of us
pursuant to and in accordance  with the  provisions  of Rule 13d-1(k)  under the
Securities Exchange Act of 1934, as amended.

                                   ANCHORAGE CAPITAL MASTER OFFSHORE LTD.

Date: February 14, 2008
                                   By:    /s/ Kevin M. Ulrich
                                          --------------------------------
                                   Name:  Kevin M. Ulrich
                                   Title: Director

Date: February 14, 2008            ANCHORAGE ADVISORS, L.L.C.

                                   By:    Anchorage Advisors Management, L.L.C.,
                                          its Managing Member

                                   By:    /s/ Anthony L. Davis
                                          --------------------------------
                                   Name:  Anthony L. Davis
                                   Title: Managing Member

Date: February 14, 2008            ANCHORAGE ADVISORS MANAGEMENT, L.L.C.

                                   By:    /s/ Anthony L. Davis
                                          --------------------------------
                                   Name:  Anthony L. Davis
                                   Title: Managing Member

Date: February 14, 2008            ANTHONY L. DAVIS

                                   /s/ Anthony L Davis
                                   ----------------------------------------

Date: February 14, 2008            KEVIN M. ULRICH

                                   /s/ Kevin M. Ulrich
                                   ----------------------------------------