STINE R.L. Deep trouble / R.L. Stine. - New York : Scholastic , 1994. - 117 pages ; 20 cm. In Deep Trouble find out why Billy Deep and his sister Sheena are afraid of dark lagoons, coral reefs, and anything that appears to be half-human, half-fish. ISBN: 9780439568289 (pbk.) Subjects--Topical Terms: SHARKS -- JUVENILE FICTIONMONSTERS -- JUVENILE FICTION