An estuary mouth and coastal waters, part of an aquatic ecosystem An aquatic ecosystem is an ecosystem in a body of water. Communities of organisms that are dependent on each other and on their environment live in aquatic ecosystems. The two main types of aquatic ecosystems are marine ecosystems and freshwater ecosystems.[1]
The cost of a pediatrician office visit will vary by region and by the individual doctor. On average, expect to pay $75 to $200 for a standard visit.
How much does daycare cost? The cost of daycare can vary greatly from state to state and city to city. Generally speaking, the busier the area, the more expensive the daycare rates will be. According to babycenter, day care costs can average anywhere between $250 and $1200 per month. The average national monthly cost of child care is $611. Larger chains, such as Kindercare, may cost more than a local daycare center. For example, Kindercare may ask for $280 to $350 per week while a local no-name center could be near the $180 to $250 per week mark.