; or (II) prior operations of the project; but (ii) has no ongoing effect on environmental resources. (B) Ongoing effect The term ongoing effect , with respect to a project, means a material environmental effect that would not occur or that would be different, but for the continued existence, operation, or maintenance of the project. (C) Project The term project has the meaning given the term in section 3 of the Federal Power Act ( 16 U.S.C. 796 ). (D) Project effects The term project effects means the ongoing effects and reasonably foreseeable effects of a project. (E) Reasonably foreseeable effect The term reasonably foreseeable effect , with respect to a project, means a material future environmental effect that— (i) (I) in the case of new construction, would not occur or would be different, but for the construction, existence, operation, or maintenance of the project; or (II) in the case of no new construction, would not occur or would be different, but for the existence, operation, or maintenance of the project; and (ii) the Federal Energy Regulatory Commission, another agency, or an Indian Tribe determines, based on substantial evidence— (I) is not speculative or improbable; and (II) is supported by monitoring, modeling, or other scientific analysis that is generally accepted in the scientific community. (2) Required considerations In carrying out any authorities and responsibilities under part I of the Federal Power Act ( 16 U.S.C. 792 et seq. ) with respect to resources affected by the project, the Federal Energy Regulatory Commission, other agencies, and Indian Tribes— (A) shall consider ongoing and reasonably foreseeable effects of any existing dam and other appurtenant project works included as part of an application under part I of the Federal Power Act ( 16 U.S.C. 792 et seq. ); (B) shall not consider nonrecurring past effects of the dam and other appurtenant works of the project; (C) (i) shall consider whether the project has an adverse effect on any fish species