1 EXHIBIT 23.9 CONSENT OF INDEPENDENT PETROLEUM ENGINEERS We hereby consent to the use of our name under the heading "Business of Domain -- Oil and Natural Gas Reserves" in the Proxy Statement/Prospectus included in the Registration Statement on Form S-4 of Lomak Petroleum, Inc., to which this consent is an exhibit. We also consent to the reference to our firm under the heading "Experts" in the Proxy Statement/Prospectus included in the Registration Statement. NETHERLAND, SEWELL & ASSOCIATES, INC. By: /s/ DANNY D. SIMMONS --------------------------------- Danny D. Simmons Senior Vice President Houston, Texas June 22, 1998