Definition of Polynyas. Meaning of Polynyas. Synonyms of Polynyas

- describe navigable portions of the sea. There are two main types of polynyas: coastal polynyas, which can be found year-round near the Antarctic and Arctic coasts...
- Cosmonaut polynya in the Cosmonaut Sea around Antarctica. The presence of polynyas in McMurdo Sound provides an ice-free area where penguins can feed, so...
- it for spring p****age, this polynya is one of the most biologically productive marine areas in the Arctic Ocean. Polynyas are often compared to oases...
- creating polynyas which opens up the water surface to a cold atmosphere during winter, which further helps form more sea ice. Antarctic coastal polynyas form...
- A polynya is a non-linear area of open water surrounded by sea ice. Polynya may also refer to: Polynia (ship), a ship crushed in sea ice in 1891 and commemorated...
- Leads vary in width from meters to hundreds of meters. As is the case for polynyas (another sea ice feature involving open water), leads allow the direct...
- surface more easily. Polynyas are more uniform in size than leads and are also larger – two types are recognized: 1) Sensible-heat polynyas, caused by the upwelling...
- Between 1973 and 1986, several polynyas have occurred in these waters, with the totally enclosed Cosmonaut polynya attaining its maximum size on July...
- McMurdo Sound Polynyas in McMurdo Sound Riiser-L****n Sea Ross Sea Scotia Sea Somov Sea Spencer Gulf Weddell Sea Weddell Polynya/Maud Rise Polynya While all...
- Coastal polynyas are produced in the Antarctic by katabatic winds...