Marshes are divided into distinct zones, the high marsh and the low marsh. The difference in elevation between these two areas is usually only a few centimeters, but for the plants that inhabit each of these zones, a few centimeters makes a world of difference. The low marsh floods daily at high tide.alt marshes are a mosaic of snaking channels called tidal creeks that fill with seawater during high tides and drain during low tides. Fish species including flounder and mullet live most of their lives in marsh creeks. (top) Levees are areas of higher ground that border the marsh creeks.
The average weight of a crane bird can be between 8.8 and 26.5 pounds.ay varies according to experience, qualifications, whether contract, permanent or other and location of work   As of 25th Jan 2008: In Essex, UK, a salary posted on a â¦ recruitment site states Â£18,500 - Â£23, 000 for a Class 2 Crane Driver.
Whooping crane. The whooping crane (Grus americana), the tallest North American bird, is an endangered crane species named for its whooping sound. In 2003, there were about 153 pairs of whooping cranes. Along with the sandhill crane, it is one of only two crane species found in North America. The whooping crane's lifespan is estimated to be 22 to 24 years in the wild.