There are three basic types of freshwater ecosystems: 1  Lentic: slow moving water, including pools, ponds, and lakes. 2  Lotic: faster moving water, for example streams and rivers. 3  Wetlands: areas where the soil is saturated or inundated for at least part of the time.
Pediatricians earn an average hourly wage of $95.10. Pediatricians earn an average salary of $197,800 per year.
The salary range can vary depending on industry, too. Pediatricians working in the health care sector generally earn between $88,861 and $198,330 a year. Those employed in pediatriciansâ offices make between $78,906 and $172,998 a year, while professionals working in medical offices report salaries in the range from $89,652 to $199,248 a year.