Tex. Parks & Wild. Code § 68.002
Species of fish or wildlife indigenous to Texas are endangered if listed on:
Acts 1975, 64th Leg., p. 1405, ch. 545, Sec. 1, eff. Sept. 1, 1975.
Amended by Acts 1985, 69th Leg., ch. 267, art. 1, Sec. 66, eff. Sept. 1, 1985.