UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

(Amendment No. 1)1

Nuveen Florida Investment Quality Municipal Fund

(Name of Issuer)

Common Stock, $0.01 Par Value

(Title of Class of Securities)

670970102

(CUSIP Number)

STEVEN WOLOSKY, ESQ.

OLSHAN GRUNDMAN FROME ROSENZWEIG & WOLOSKY LLP

Park Avenue Tower

65 East 55th Street

New York, New York 10022

(212) 451-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

July 29, 2009

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box ¨.

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See § 240.13d-7 for other parties to whom copies are to be sent.

_______________

1 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 disclosures provided in a prior cover page.

The information required on 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).

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON WESTERN INVESTMENT LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO, WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 749,813
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 749,813
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 749,813
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 4.6%
14	TYPE OF REPORTING PERSON OO

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON ARTHUR D. LIPSON
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO, PF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 749,814
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 749,814
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 749,814
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 4.6%
14	TYPE OF REPORTING PERSON IN

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON WESTERN INVESTMENT HEDGED PARTNERS L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 259,687
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 259,687
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 259,687
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.6%
14	TYPE OF REPORTING PERSON PN

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON WESTERN INVESTMENT TOTAL RETURN PARTNERS L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 185,229
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 185,229
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 185,229
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.1%
14	TYPE OF REPORTING PERSON PN

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON WESTERN INVESTMENT TOTAL RETURN FUND LTD.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION CAYMAN ISLANDS
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 304,497
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 304,497
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 304,497
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.9%
14	TYPE OF REPORTING PERSON CO

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON BENCHMARK PLUS INSTITUTIONAL PARTNERS, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 70,009
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 70,009
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 70,009
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON OO

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON BENCHMARK PLUS PARTNERS, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 66,013
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 66,013
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 66,013
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON OO

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON BENCHMARK PLUS MANAGEMENT, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 136,022
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 136,022
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 136,022
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON OO

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON ROBERT FERGUSON
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 136,022
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 136,022
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 136,022
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON IN

CUSIP NO. 670970102

1	NAME OF REPORTING PERSON SCOTT FRANZBLAU
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 136,022
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 136,022
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 136,022
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		x
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON IN

CUSIP NO. 670970102

The following constitutes Amendment No. 1 to the Schedule 13D filed by the undersigned (“Amendment No. 1”). This Amendment No. 1 amends the Schedule 13D as specifically set forth.

Item 2.

Identity and Background.

Item 2(b) is hereby amended and restated to read as follows:

(b) The principal business address of each of WILLC, WIHP, WITRP and Mr. Lipson is 7050 S. Union Park Center, Suite 590, Midvale, Utah 84047. The principal business address of WITRL is c/o dms Management, P.O. Box 31910, dms House, 20 Genesis Close, Grand Cayman KY1-1208, Cayman Islands. The officers and directors of WITRL and their principal occupations and business addresses are set forth on Schedule B and incorporated by reference in this Item 2.

The principal business address of each of BPIP, BPP, BPM, Mr. Franzblau and Mr. Ferguson is 820 A Street, Suite 700, Tacoma, Washington 98402.

Item 3.

Source and Amount of Funds or Other Consideration.

Item 3 is hereby amended and restated to read as follows:

The aggregate purchase price of the 749,813 Shares beneficially owned by WILLC is approximately $8,709,694. The Shares beneficially owned by WILLC consist of 400 Shares that were acquired with WILLC’s working capital, 259,687 Shares that were acquired with WIHP’s working capital, 185,229 Shares that were acquired with WITRP’s working capital and 304,497 Shares that were acquired with WITRL’s working capital.

The aggregate purchase price of the Share directly owned by Mr. Lipson is approximately $15.00.

The aggregate purchase price of the 136,022 Shares beneficially owned by BPM is approximately $1,557,717. The Shares beneficially owned by BPM consist of 70,009 Shares that were acquired with BPIP’s working capital and 66,013 Shares that were acquired with BPP’s working capital.

Item 5.

Interest in Securities of the Issuer.

Item 5(a) is hereby amended and restated to read as follows:

(a) The aggregate percentage of Shares reported owned by each person named herein is based upon 16,325,802 Shares outstanding, which is the total number of Shares outstanding as of April 30, 2009, as reported in the Issuer’s Certified Shareholder Report of Registered Management Investment Companies on Form N-CSR, filed with the Securities and Exchange Commission on July 8, 2009.

As of the close of business on July 28, 2009, WIHP, WITRP and WITRL beneficially owned 259,687, 185,229 and 304,497 Shares, respectively, representing approximately 1.6%, 1.1% and 1.9%, respectively, of the Shares outstanding. As the investment manager of WITRL and the general partner of each of WIHP and WITRP, WILLC may be deemed to beneficially own the 749,413 Shares owned in the aggregate by WIHP, WITRP and WITRL, constituting approximately 4.6% of the Shares outstanding, in addition to the 400 Shares it holds directly. As the managing member of WILLC, Mr. Lipson may be deemed to beneficially own the 749,813 Shares beneficially owned by WILLC, constituting approximately 4.6% of the Shares outstanding, in addition to the Share he holds directly. As members of a group for the purposes of Rule 13d-5(b)(1) of the Securities Exchange Act of 1934, as amended, the Western Entities may be deemed to beneficially own the 136,022 Shares owned by the other Reporting Persons. The Western Entities disclaim beneficial ownership of such Shares.

CUSIP NO. 670970102

As of the close of business on July 28, 2009, BPIP and BPP beneficially owned 70,009 and 66,013 Shares, respectively, constituting less than 1% and less than 1%, respectively, of the Shares outstanding. As the managing member of each of BPIP and BPP, BPM may be deemed to beneficially own the 136,022 Shares owned in the aggregate by BPIP and BPP, constituting less than 1% of the Shares outstanding. As managing members of BPM, Messrs. Franzblau and Ferguson may be deemed to beneficially own the 136,022 Shares beneficially owned by BPM, constituting less than 1% of the Shares outstanding. As members of a group for the purposes of Rule 13d-5(b)(1) of the Securities Exchange Act of 1934, as amended, the Benchmark Entities may be deemed to beneficially own the 749,814 Shares owned by the other Reporting Persons. The Benchmark Entities disclaim beneficial ownership of such Shares.

Item 5(c) is hereby amended to add the following:

(c) Schedule A annexed hereto lists all transactions in securities of the Issuer since the filing of the Schedule 13D. All of such transactions were effected in the open market.

CUSIP NO. 670970102

SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: July 29, 2009	WESTERN INVESTMENT LLC

	By:	/s/ Arthur D. Lipson
		Name:	Arthur D. Lipson
		Title:	Managing Member

WESTERN INVESTMENT HEDGED PARTNERS L.P.

By:	Western Investment LLC
	General Partner

By:	/s/ Arthur D. Lipson
	Name:	Arthur D. Lipson
	Title:	Managing Member

WESTERN INVESTMENT TOTAL RETURN PARTNERS L.P.

By:	Western Investment LLC
	General Partner

By:	/s/ Arthur D. Lipson
	Name:	Arthur D. Lipson
	Title:	Managing Member

WESTERN INVESTMENT TOTAL RETURN FUND LTD.

By:	Western Investment LLC
	Investment Manager

By:	/s/ Arthur D. Lipson
	Name:	Arthur D. Lipson
	Title:	Managing Member

	/s/ Arthur D. Lipson
	ARTHUR D. LIPSON

CUSIP NO. 670970102

BENCHMARK PLUS INSTITUTIONAL PARTNERS, L.L.C.

By:	Benchmark Plus Management, L.L.C.
	Managing Member

By:	/s/ Robert Ferguson
	Name:	Robert Ferguson
	Title:	Managing Member

By:	/s/ Scott Franzblau
	Name:	Scott Franzblau
	Title:	Managing Member

BENCHMARK PLUS PARTNERS, L.L.C.

By:	Benchmark Plus Management, L.L.C.
	Managing Member

By:	/s/ Robert Ferguson
	Name:	Robert Ferguson
	Title:	Managing Member

By:	/s/ Scott Franzblau
	Name:	Scott Franzblau
	Title:	Managing Member

BENCHMARK PLUS MANAGEMENT, L.L.C.

By:	/s/ Robert Ferguson
	Name:	Robert Ferguson
	Title:	Managing Member

By:	/s/ Scott Franzblau
	Name:	Scott Franzblau
	Title:	Managing Member

	/s/ Robert Ferguson
	ROBERT FERGUSON

	/s/ Scott Franzblau
	SCOTT FRANZBLAU

CUSIP NO. 670970102

SCHEDULE A

Transactions in the Shares Since the Filing of the Schedule 13D

Date of

Purchase

Shares of Common Stock

Purchased

Price Per

Share ($)

WESTERN INVESTMENT HEDGED PARTNERS L.P.

07/28/09

100

12.0585

WESTERN INVESTMENT LLC

None

WESTERN INVESTMENT TOTAL RETURN PARTNERS L.P.

None

WESTERN INVESTMENT TOTAL RETURN FUND LTD.

None

ARTHUR D. LIPSON

None

BENCHMARK PLUS INSTITUTIONAL PARTNERS, L.L.C.

None

BENCHMARK PLUS PARTNERS, L.L.C.

None

BENCHMARK PLUS MANAGEMENT, L.L.C.

None

SCOTT FRANZBLAU

None

ROBERT FERGUSON

None

CUSIP NO. 670970102

SCHEDULE B

Directors and Officers of Western Investment Total Return Fund Ltd.

Name and Position	Principal Occupation	Principal Business Address

Don M. Seymour Director	Businessperson dms Management Ltd.	dms Management Ltd. PO Box 31910SMB George Town, Grand Cayman Cayman Islands

David Bree Director	Businessperson dms Management Ltd.	dms Management Ltd. PO Box 31910SMB George Town, Grand Cayman Cayman Islands

J.D. Clark & Co. Secretary	Trust Company	2225 Washington Blvd. Ogden, Utah 84401

NUVEEN FLORIDA INVESTMENT QUALITY MUNICIPAL FUND SC 13D/A