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Ocean Life

Teacher: Taking Flight to Higher Heights
Across
a mollusk whose shell consist of two parts
river of water that flows through the ocean
small pool of water left behind along the shoreline at low tide
microscopic plant-like organisms that form the base of the marine food web
the highest point of a wave
regular, alternating rise and fall of the ocean’s surface level, caused mostly by the Moon’s gravity
scientist who studies living things in oceans
lowest point of a wave
plankton consisting of microscopic animals
machine for digging underwater
process that removes salts from ocean water
Down
tiny living creatures that drift with the ocean currents
area along a shore that is covered with water at high tide and exposed to air at low tide
animal without a backbone
a large group of animals without backbones found mainly in salt water; most have soft bodies protected by a hard outer shell such as clams, oysters, and snails
small area of ocean that is partly enclosed by land
large area of ocean that is partly enclosed by land
area where a river flows into the ocean
a measure of the relative clarity of a liquid
point of high land jutting out into water
a large body of salty water
structure built to stick out into the water from the shoreline