1. A marine environment display device for georeferencing an image stream of a marine environment captured by a camera on board a maritime vessel, the marine environment display device comprising: an image receiver configured to receive an image of the image stream from the camera; a location receiver configured to receive an object location of an object; an image generator configured to generate, from the image, a projected image having location information associated with each of a plurality of points on the projected image and corresponding to a relative camera position and field of view of the camera, the relative camera position being obtained from a current attitude of the maritime vessel determined by a three-direction attitude sensor, and the field of view of the camera being determined from the relative camera position and aligned with a virtual field of view of a virtual marine environment; an object generator configured to generate an object indicator at a position on the projected image based on the object location and the location information; a selected point receiver configured to receive a user input selecting a point of the plurality of points on the projected image; a location retriever configured to retrieve a location associated with the selected point; a calculator configured to calculate a distance to the location of the selected point from a location of the camera based on a horizon at sea or a Depth Elevation Model on land; and a display configured to display the projected image, the object indicator at the position on the projected image, the location of the selected point, and a distance indicator indicating the distance, the object indicator being an icon with a shape and/or a color that is based on an identification of the object.