The following commentary comes from an independent investor or market observer as part of TheStreet's guest contributor program, which is separate from the company's news coverage.

NEW YORK (

InvestorPlace

) -- Oil investments have been on the rise as crude prices have skyrocketed. Unfortunately, not all oil and gas stocks are created equal. Here are seven major oil investments you should sell immediately and replace with better crude stocks if you want to profit from expensive gas prices:

Petrobras:

Integrated oil and gas company

Petrobras

(PBR) - Get Report

is the first energy stock worth selling, having watched its stock price drop -12% over the past 12 months, compared to gains +11% for the Dow Jones and S&P 500 each. After regaining in the start of 2011, this stock has seen another drop of -4% in the last two weeks. Not exactly a leader among oil and gas investments.

BP

: While

BP

(BP) - Get Report

may have rebounded from its terrible summer performance following the Gulf oil spill, this stock is still down -20% in the last year. More recently, BP stock has sunk another -2% in the last 30 days. Analysts are projecting earnings to be 19 cents lower than the EPS posted this quarter last year, making it stand out as a lackluster oil and gas stock.

Related Article: 7 Small Cap Stocks with +7% Yields

Total S.A.:

International oil and gas company

Total S.A.

(TOT) - Get Report

may have had a solid start to 2011, but since the first week in March, this stock has fallen -4%. More dismal numbers are found in this oil company's financial statement, where it recently reported a quarterly earnings growth of -2%.

ENI S.p.A.:

Since the middle of February,

ENI S.p.A.

(E) - Get Report

has watched its stock value diminish -4%, much like other stocks on this list. As consumers start switching off their heaters from this winter, the stock price of this oil, gas and power generation company should continue to trend down.

Related Article: 5 Nuclear Stocks to Buy Despite Japan Crisis

Tenaris S.A.:

Holding company

Tenaris S.A.

(TS) - Get Report

may have had a strong finish to 2010, but is down -6% in 2011, compared to gains by the broader markets. Potential buyers of oil and gas stocks also place a priority on dividends, and with a yield of just over +1%, this investment is not much to hang your hat on.

Transocean Ltd.:

Offshore drilling service provider

Transocean Ltd.

(RIG) - Get Report

is down -2% over the past 12 months, despite gains toward the end of 2010. More recently, RIG has seen its stock value drop -3% since the beginning of March. Most importantly, experts are projecting EPS of just 89 cents, compared to an actual EPS of $2.22 this quarter last year.

Related Article: 3 Ways to Invest in the World's Most Dangerous Places

Southwestern Energy:

While things may look good for

Southwestern Energy

(SWN) - Get Report

at first glance, experts are projecting EPS to be 9 cents lower than the actual EPS reported this quarter last year. Likewise, in its last income statement, SWN reported quarterly earnings growth of -5%. These down earnings numbers should make any potential investor wary.

>>To see these stocks in action, visit the

7 Oil and Gas Stocks to Sell Now

portfolio on Stockpickr.

As of this writing, Louis Navellier did not own a position in any of the stocks named here.

One of Wall Street's renowned growth investors, Louis Navellier is the editor of four investing newsletters: Emerging Growth (formerly known as MPT Review), Blue Chip Growth, Quantum Growth and Global Growth. His longest-running publication, Emerging Growth, has a track record of beating the market nearly 3 to 1. Navellier is the author of a BusinessWeek bestseller, "The Little Book That Makes You Rich," and the chairman and founder of Navellier & Associates, Inc.