9a. worried(not very)about one lecturer being sent away(6)E?I???
7d. marine creature one,say,consumed by the second,say(3,3)???E?G
18d. a group of sailors brought in twigs and stones(7)?A?N?T?
25a. Councillor beside Oxford river indicating serious situation(6)?R?S?S
24d. coin some of these people tossed(4)P?S?
thanks in advance