What does green water over the bow mean?
(nautical) A large quantity of water on a ship’s deck as a result of massive waves during a large storm.
What does stuffing a boat mean?
A stuffing box of a sailing boat will have a stern tube that is slightly bigger than the prop shaft. Through tightening it onto the stern tube, the packing is compressed, creating a seal against the shaft.
Why is the bow of a boat called the bow?
Etymology. From Middle Dutch boech or Old Norse bógr (shoulder). Thus it has the same origin as the English “bough” (from the Old English bóg, or bóh, (shoulder, the bough of a tree) but the nautical term is unrelated, being unknown in this sense in English before 1600.
What is green water?
Green water is the water held in soil and available to plants. It is the largest freshwater resource but can only be used in situ, by plants. Green water management increases productive transpiration, reduces soil surface evaporation, controls runoff, encourages groundwater recharge, and decreases flooding.
What are green seas?
: a solid wave of water coming aboard a ship rolling 30 degrees and taking green seas aboard — Scientific American. — called also green water.
What is blue water use?
Blue Water Footprint refers to irrigation from surface water and groundwater that is consumed (i.e. evaporated or incorporated into a crop) during cultivation. Grey Water Footprint refers to the freshwater required to dilute pollution (e.g., farm runoff) and bring the water resource up to safe water quality standards.
Is blue water rain water?
Virtual water comprises three components of different colours: the green, blue and grey waters. Green water is the water transpired by the plant that comes from rain water stored in soil. Blue water is the water in our surface and groundwater reservoirs.
Why is some sea water green?
What color is YOUR ocean? When the water looks especially green, it means there are a lot of microscopic algae (called phytoplankton) growing near the surface. Phytoplankton get energy from sunlight, just like plants do. Phytoplankton blooms commonly occur in the spring, when the days being to lengthen.
What is a sea turtles height?
Size: Adults are 3 to 4 feet in carapace length (83 – 114 cm). The green turtle is the largest of the Cheloniidae family. The largest green turtle ever found was 5 feet (152 cm) in length and 871 pounds (395 kg). Weight: Adults weigh between 240 and 420 pounds (110 – 190 kg).
Why are the deep blue waters so clear?
The deep blue waters are almost crystal clear thanks to the fact that there are no incoming streams or rivers to make the water turbid. All of this makes it ideal for scuba divers willing to brave the chilly water.
Where to see the Blue Water in the world?
Spectacular waterfalls tumble into the brilliantly blue lakes at this UNESCO World Heritage Site in China’s Sichuan province. The park’s most famous attraction is the crystalline Five-Flower Lake—the startling blue water offers a window-like view to the bottom where fallen trees make a lace-like pattern on the lake floor.
Why is the water in crater lake so blue?
The deep blue waters that fill the caldera of the sunken volcano Mount Mazama help make Crater Lake one of America’s most beautiful lakes. The deep blue waters are almost crystal clear thanks to the fact that there are no incoming streams or rivers to make the water turbid.