9 Electronic and electrical measuring, signalling, controlling and monitoring apparatus and instruments for the management of seabed, riverbed and marine anchors and sea, marine and river moorings, namely, electronic proximity sensors, distance measuring apparatus, and lasers for measuring; downloadable computer and mobile application software for the measuring, controlling, monitoring and management of seabed, riverbed and marine anchors and sea, marine and river moorings; electronic controllers and electric control devices, computer hardware and downloadable software for controlling seabed, riverbed and marine anchors and sea, marine and river moorings; monitoring and controlling apparatus, namely, downloadable computer software, computer hardware, distance sensors, and wireless transmitters and receivers for monitoring and controlling the condition, operation and performance of seabed, riverbed and marine anchors and sea, marine and river moorings; monitoring and controlling systems primarily comprised of downloadable computer software, computer hardware, distance sensors, and wireless transmitters and receivers for monitoring and controlling the condition, operation and performance of seabed, riverbed and marine anchors and sea, marine and river moorings; computer hardware and downloadable computer software for monitoring and controlling equipment of seabed, riverbed and marine anchors and sea, marine and river moorings; computer hardware and downloadable computer software for on-site and remote monitoring and controlling the condition, operation and performance of seabed, riverbed and marine anchors and sea, marine and river moorings; error recording and storing devices, namely, electric sensors and computer storage devices in the nature of external computer hard drives for recording and storing data resulting from monitoring and controlling the condition, operation and performance of seabed, riverbed and marine anchors and sea, marine and river moorings; electric and electronic proximity sensors for measuring data for monitoring and controlling the condition, operation and performance of seabed, riverbed and marine anchors and sea, marine and river moorings; vibration sensors for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; electric sensors for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; industrial calibration sensors for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; fluid level sensors for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; optical sensors for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; pressure sensors for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; sensors for the determination of temperatures, positions and distances for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; satellite-aided nautical navigation systems for positioning, setting, aligning, controlling, securing and tracing seabed, riverbed and marine anchors and sea, marine and river moorings; watertight electrical connector housings for electronic and electrical controls, control modules, apparatuses, circuitry, switches and measurement devices for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings; pressure-resistant electrical connector housings for electronic and electrical controls, control modules, apparatuses, circuitry, switches and measurement devices for use in relation to seabed, riverbed and marine anchors and sea, marine and river moorings