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2. Calypso (camera) - Wikipedia

   en.wikipedia.org/wiki/Calypso_(camera)

   Assembly and disassembly underwater are not possible without flooding the camera. There are three basic components to the camera: the internal mechanism, an outer shell, and the interchangeable lens. The camera body consists of two black enameled cast alloy parts; one piece carries all the camera parts (winder, shutter, and viewfinder), which is lowered into the o

3. Fish doorbell - Wikipedia

   en.wikipedia.org/wiki/Fish_doorbell

   A fish doorbell (Dutch: visdeurbel) is a system that allows fish to pass through a closed sluice gate through crowdsourced input when fish are present. The Utrecht Visdeurbel uses a livestreamed underwater camera that allows users to press a doorbell button to notify the lock operator that there are fish swimming in the gracht, and that the lock should be opened. [1]

4. Andes to Amazon - Wikipedia

   en.wikipedia.org/wiki/Andes_to_Amazon

   Underwater infrared cameras film scavenging candiru and an electric eel hunting. As the first rains arrive, a cormorant flock feeds quickly to take advantage before the fish begin to disperse. Black vultures get an easy meal as fish killed by oxygen-starved water wash up on the river banks. In the rainy season, water levels along the Amazon can ...

5. Underwater photography - Wikipedia

   en.wikipedia.org/wiki/Underwater_photography

   Underwater housings for smartphones are available with a variety of depth ratings and features. These can be less expensive than dedicated underwater photography cameras. The simplest form is a waterproof pouch, best used for shallow-water photography. [6] Some smartphone housings are limited by operating system.

6. 25 Unique Gift Ideas For Every Man In Your Life - AOL

   www.aol.com/news/25-unique-gift-ideas-every...

   NETVUE by Birdfy AI Smart Bird Feeder with Camera (Solar Powered) Shop It: Amazon. Price: $219.99, ... Waterproof and windproof with a two-layer breathable polyester shell, it comes with a durable ...

7. Baited remote underwater video - Wikipedia

   en.wikipedia.org/wiki/Baited_remote_underwater_video

   By attracting fish into the field of view of a remotely controlled camera, the technique records fish diversity, abundance and behaviour of species. Sites are sampled by video recording the region surrounding a baited canister which is lowered to the bottom from a surface vessel or less commonly by a submersible or remotely operated underwater ...