when must navigation lights be displayed ?

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https://www.railblaza.com/blog/what-navigation-lights-do-i-need/

What are the Rules For Navigation Lights & What Nav Lights …
https://www.railblaza.com/blog/what-navigation-lights-do-i-need/
The required lights are: Red and green sidelights visible from a distance of at least two miles away—or if less than 39.4 feet (12 meters) long, at least one mile away—on a dark, clear night. An all-round white light (if vessel is less than 39.4 feet long) or both a masthead light and a sternlight.

https://www.answers.com/Q/When_must_navigation_lights_be_displayed

When must navigation lights be displayed? – Answers
https://www.answers.com/Q/When_must_navigation_lights_be_displayed
Other lights are additional for mist and fog.Elsewhere, the UK for instance, dipped or low beam headlights and tail lights must be displayed when visibility is restricted or between certain hours.

https://www.boat-ed.com/alabama/studyGuide/Common-Navigation-Lights/10100202_26044/

Common Navigation Lights – Boat Ed
https://www.boat-ed.com/alabama/studyGuide/Common-Navigation-Lights/10100202_26044/
Navigation lights help you and other boaters determine which is the give-way vessel when encountering each other at night. These lights must be displayed from sunset to sunrise and during periods of restricted visibility, such as fog. There are four common navigation lights.

https://www.mywestshore.com/which-navigation-lights-does-your-boat-need/

Which Navigation Lights Does Your Boat Need? – My Westshore

Which Navigation Lights Does Your Boat Need?

When Must Navigation Lights Be Displayed? Just like your new car needs to have navigation lights, so does your fishing boat. Navigation lights must always be used between sunset and sunrise. It does not matter how light or dark it is during those hours. A full moon does not count as proper illumination! The specifications for daytime usage aren …

https://www.boaterexam.com/boating-resources/unpowered-boat-navigation-lights.aspx

Unpowered Boat Navigation Lights | BOATERexam.com®
https://www.boaterexam.com/boating-resources/unpowered-boat-navigation-lights.aspx
Note: A tricolor light can only be displayed while underway under sails alone and must not be used when under power whether or not sails are hoisted. This light must not be used when the regular sidelights are on. Either the sidelights or the tricolor light may be displayed, but not both.

https://www.law.cornell.edu/cfr/text/33/83.27

33 CFR § 83.27 – Vessels not under command or restricted …
https://www.law.cornell.edu/cfr/text/33/83.27
(iii) When at anchor, the lights or shapes prescribed by this paragraph, instead of the lights or shape prescribed in Rule 30 . (iv) Dredge pipelines that are floating or supported on trestles shall display the following lights at night and in periods of restricted visibility. (1) One row of yellow lights. The lights must be:

https://www.godownsize.com/boat-navigation-light-rules-night/

Boat Navigation Light Rules Explained (For Beginners)

Boat Navigation Light Rules Explained (For Beginners)

The masthead light is at the forward position of the boat. This light is mounted on the masthead, and it must cover a 135-degree angle. The light will need to be visible from 2 miles away. Masthead lights must be mounted at least 8 feet above the gunnel. The gunnel is the top edge of the side of the boat.

https://www.uscgq.com/question/deck/1/183

Deck – Rules of the Road #183 | U.S. Coast Guard Questions …
https://www.uscgq.com/question/deck/1/183
BOTH INTERNATIONAL & INLAND Navigation lights must be displayed in all weathers from sunset to sunrise. They also __________. A) must be displayed when day signals are being used. B) must be displayed when moored to a pier. C) may be extinguished at night on open waters when no other vessels are in the area. D) may be displayed during daylight.

https://www.maritimemanual.com/marine-navigation-lighting-guide/

Ultimate Guide To Marine Navigation Lighting [Updated 2021]

Ultimate Guide To Marine Navigation Lighting

All-Round White Light: An all-round white light is expected to be displayed by a small boat, up to 7ft long that is under power and can go beyond 7 knots of speed. This light must be visible at an angle of 360 degrees and from two miles away.

https://aviation.stackexchange.com/questions/64/when-to-use-beacon-anti-collision-strobe-logo-and-navigation-lights

faa regulations – When to use beacon, anti-collision …
https://aviation.stackexchange.com/questions/64/when-to-use-beacon-anti-collision-strobe-logo-and-navigation-lights
During taxi, the taxi lights are used, and I think the landing lights are required to be used up to 10.000 feet for all commercial flights. However, my question is regarding the abovementioned lights: beacon, anti-collision, strobe, logo, and navigation lights.