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 a Well-Baby Doctor Visit Cost? In order to ensure that your baby is growing properly, it is recommended that you schedule well-baby doctors visits on a regular basis. In the first year, a baby should see the doctor for 7 well-visits: between 2-5 days after birth, and then at one, two, four, six, nine, and twelve months. During the second year, the baby will usually visit every three months.