Some examples of different genres. include comedy, tragedy, mystery and historical play. â¢ Audience: This is the group of people who watch the play. Many. playwrights and actors consider the. audience to be the most important element. of drama, as all of the effort put in to. writing and producing a play is for the.
Salinities less than 5ppt in the lower 40 miles of the Potomac River killed 50% of the marketable oysters after Agnes, and blocked reproduction that year. Because saltier water is heavier, the oysters near the surface suffered low-salinity water for a longer period of time.alinities less than 5ppt in the lower 40 miles of the Potomac River killed 50% of the marketable oysters after Agnes, and blocked reproduction that year. Because saltier water is heavier, the oysters near the surface suffered low-salinity water for a longer period of time.
Salinity is important in coastal waterways for the following reasons: 1  Salinity is a dynamic indicator of the nature of the exchange system. 2  The salinity of the water within the estuary tells us how much fresh water has mixed with sea water.