An ultrasound diagnostic apparatus for specular surface reconstruction using multi-angle interrogation, the apparatus comprising: one or more ultrasonic transducers (210; 210A-210B; 510A,510B) configured to mechanically scan a tissue region including an imaging target; a mechanical positioner configured to position the one or more ultrasonic transducers (210; 210A-210B; 510A,510B) to: receive first echo information corresponding to a first volume of tissue defined at least in part by a first location of one or more ultrasonic transducers (210; 210A-210B; 510A,510B); and receive second echo information corresponding to a second volume of tissue defined at least in part by a second location of one or more ultrasonic transducers (210; 210A-210B; 510A,510B), the second volume spatially overlapping with the first volume of tissue in a portion of the tissue region; a processor circuit, configured to obtain echo information from the one or more ultrasonic transducers (210; 210A-210B; 510A,510B), the processor circuit programmed to: obtain the first echo information corresponding to the first volume of tissue; obtain the second echo information corresponding to the second volume of tissue; and construct at least one of a two dimensional or a three dimensional representation of the imaging target using the obtained first and second echo information; and a display, wherein the processor circuit is programmed to display at least one of the 2D or 3D representation of the imaging target; wherein the first location and the second location are separated by at least about one wavelength corresponding to a center frequency of ultrasonic energy used for tissue insonification; wherein the one or more ultrasonic transducers (210; 210A-210B; 510A,510B) include a single sparsely-sampled transducer array including one or more sub-arrays spaced at greater than or equal to one wavelength apart, the wavelength corresponding to the center frequency of ultrasonic energy used for tissue insonification, and wherein the one or more sub-arrays have a transducer element spacing of less than or equal to one wavelength. one or more ultrasonic transducers (210; 210A-210B; 510A,510B) configured to mechanically scan a tissue region including an imaging target; a mechanical positioner configured to position the one or more ultrasonic transducers (210; 210A-210B; 510A,510B) to: receive first echo information corresponding to a first volume of tissue defined at least in part by a first location of one or more ultrasonic transducers (210; 210A-210B; 510A,510B); and receive second echo information corresponding to a second volume of tissue defined at least in part by a second location of one or more ultrasonic transducers (210; 210A-210B; 510A,510B), the second volume spatially overlapping with the first volume of tissue in a portion of the tissue region; receive first echo information corresponding to a first volume of tissue defined at least in part by a first location of one or more ultrasonic transducers (210; 210A-210B; 510A,510B); and receive second echo information corresponding to a second volume of tissue defined at least in part by a second location of one or more ultrasonic transducers (210; 210A-210B; 510A,510B), the second volume spatially overlapping with the first volume of tissue in a portion of the tissue region; a processor circuit, configured to obtain echo information from the one or more ultrasonic transducers (210; 210A-210B; 510A,510B), the processor circuit programmed to: obtain the first echo information corresponding to the first volume of tissue; obtain the second echo information corresponding to the second volume of tissue; and construct at least one of a two dimensional or a three dimensional representation of the imaging target using the obtained first and second echo information; and obtain the first echo information corresponding to the first volume of tissue; obtain the second echo information corresponding to the second volume of tissue; and construct at least one of a two dimensional or a three dimensional representation of the imaging target using the obtained first and second echo information; and a display, wherein the processor circuit is programmed to display at least one of the 2D or 3D representation of the imaging target; wherein the first location and the second location are separated by at least about one wavelength corresponding to a center frequency of ultrasonic energy used for tissue insonification; wherein the one or more ultrasonic transducers (210; 210A-210B; 510A,510B) include a single sparsely-sampled transducer array including one or more sub-arrays spaced at greater than or equal to one wavelength apart, the wavelength corresponding to the center frequency of ultrasonic energy used for tissue insonification, and wherein the one or more sub-arrays have a transducer element spacing of less than or equal to one wavelength. wherein the processor circuit is programmed to display at least one of the 2D or 3D representation of the imaging target; wherein the first location and the second location are separated by at least about one wavelength corresponding to a center frequency of ultrasonic energy used for tissue insonification; wherein the one or more ultrasonic transducers (210; 210A-210B; 510A,510B) include a single sparsely-sampled transducer array including one or more sub-arrays spaced at greater than or equal to one wavelength apart, the wavelength corresponding to the center frequency of ultrasonic energy used for tissue insonification, and wherein the one or more sub-arrays have a transducer element spacing of less than or equal to one wavelength.