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.
1 A walk-in clinic visit will typically cost 80% less than an emergency room and 50% less than a primary care visit. 2  They also attempt to be much faster than sitting in the emergency room waiting area.3  Generally, walk-in clinics are open 7 days a week and no appointment is needed. Different clinics charge different rates and the cost varies depending on what one needs. 2  You can be charged as low as $25 to $75 for primary care visits only. 3  For more complex medical problems that involve additional testing, office visit fees can be between $75 and $300.