A system, comprising: a floodable optical cable (430, 530, 630) with at least two optical fiber conduits (210, 410); a floodable sensor station coupled to the optical cable and having an interior configured to be in fluid communication with a body of water, and comprising: an optical seismic sensor package (648, 748); an optical telemetry block; and a splice management tray (649, 749) to facilitate splicing of optical fibers in the floodable sensor station that couple the optical cable (430, 530, 630), the optical seismic sensor package (648, 748), and the optical telemetry block; wherein: the floodable optical cable has a plurality of vents and is coupled to the floodable sensor station; at least one of the two optical fiber conduits (210, 410) is a floodable optical fiber conduit having a plurality of vents, wherein the floodable optical fiber conduit is coupled to an interior of the floodable sensor station to enable flooding of the floodable sensor station; and further comprising an optical fiber positioned within an interior wall of the floodable optical fiber conduit (210, 410); wherein the optical fiber comprises: a core material to carry optical signals; a cladding material with a lower index of refraction than the core material and that is disposed around an outside surface of the core material; a coating material disposed around an outside surface of the cladding material; and a tight buffer disposed around an outside surface of the coating material. a floodable optical cable (430, 530, 630) with at least two optical fiber conduits (210, 410); a floodable sensor station coupled to the optical cable and having an interior configured to be in fluid communication with a body of water, and comprising: an optical seismic sensor package (648, 748); an optical telemetry block; and a splice management tray (649, 749) an optical seismic sensor package (648, 748); an optical telemetry block; and a splice management tray (649, 749) to facilitate splicing of optical fibers in the floodable sensor station that couple the optical cable (430, 530, 630), the optical seismic sensor package (648, 748), and the optical telemetry block; wherein: the floodable optical cable has a plurality of vents and is coupled to the floodable sensor station; at least one of the two optical fiber conduits (210, 410) is a floodable optical fiber conduit having a plurality of vents, wherein the floodable optical fiber conduit is coupled to an interior of the floodable sensor station to enable flooding of the floodable sensor station; and further comprising an optical fiber positioned within an interior wall of the floodable optical fiber conduit (210, 410); wherein the optical fiber comprises: a core material to carry optical signals; a cladding material with a lower index of refraction than the core material and that is disposed around an outside surface of the core material; a coating material disposed around an outside surface of the cladding material; and a tight buffer disposed around an outside surface of the coating material. the floodable optical cable has a plurality of vents and is coupled to the floodable sensor station; at least one of the two optical fiber conduits (210, 410) is a floodable optical fiber conduit having a plurality of vents, wherein the floodable optical fiber conduit is coupled to an interior of the floodable sensor station to enable flooding of the floodable sensor station; and further comprising an optical fiber positioned within an interior wall of the floodable optical fiber conduit (210, 410); wherein the optical fiber comprises: a core material to carry optical signals; a cladding material with a lower index of refraction than the core material and that is disposed around an outside surface of the core material; a coating material disposed around an outside surface of the cladding material; and a tight buffer disposed around an outside surface of the coating material. a core material to carry optical signals; a cladding material with a lower index of refraction than the core material and that is disposed around an outside surface of the core material; a coating material disposed around an outside surface of the cladding material; and a tight buffer disposed around an outside surface of the coating material.