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.
With an average of $8,150 per year ($679 a month), daycare costs for babies and toddlers in the United States range from $4,388 to $14,647 a year ($366 to $1,221 monthly), according to data from the National Association of Child Care Resource & Referral Agencies (NACCRRA).