Type
Crossword
Description

What measures the amount of salts dissolved in water? salinity
Which aquatic layer has enough sunlight for photosynthesis? photic zone
Which aquatic layer is below the the photic zone? aphotic zone
Which aquatic layer is located at the very bottom of a body of water? benthic zone
What is the shallow, near-shore part of the photic zone called? littoral zone
What part of the photic zone is home to a rich amount of invertebrates? limnetic zone
What are the areas of land that are flooded with water for part of the year called? wetlands
What are the areas that are located near a river and are periodically flooded called? flood plain
What forms when freshwater from land drainage meets water from an ocean or inland sea? estuary
What is the vertical flow of cold, nutrient rich water towards the surface of a body of water? upwelling
What transports warm water rich in dissolved gases from the surface of the ocean to the depths of the ocean? downwelling
What are aquatic ecosystems with a salinity of 0.5 to 30 ppt called? brackish
What is an isolated, U-shaped body of water called? oxbow lake

Activity A: Aquatic Ecosystem Crossword

Type
Crossword
Description

_____ measurement of the amount of salt dissolved in water Salinity
when aquatic life gets enough photosynthesis it is referred as ___ photic zone
where no photosynthesis occurs aphotic zone
The very bottom of an aquatic ecosystem is the ____ zone benthic
near-shore area is named the _____ zone littoral
where there is no rooted plants farther from shore limnetic zone
a perimeter near the river ofter flooded flood plain
a combination of fresh water and land (very productive, natural filtration) wetlands
Where fresh water meets salt water (coastal) estuaries
nutrient rich water moving to surface in a vertical cold flow. upwelling

Ocean Crossword Puzzle

Type
Crossword
Description

Someone who studies the ocean Oceanographer
Surface layer of the ocean that receives sunlight Photic zone
D=m/V Density
Dissolved salts in water Salinity
Transferred energy and wind causes... Waves
periodic rise and fall of the sea level Tides
Body of water or air moving in a definit direction Currents
Layer of the ocean that does not receive sunlight Aphotic zone
Arrangement of the natural and artificial physical features of an area. Topography
Place not explored/ where no life is found Dead zone
The shore of a sea or ocean coast
What is a series of waves called? train
Foaming sheets of water that roll up and down the are called... swash
Highest point of a wave Crest
Lowest point of a wave trough

Oceans Crossword Puzzle

Type
Crossword
Description

What is the flat region on the ocean floor called? AbyssalPlain
What is a deep valley on the ocean floor called? Trench
What are the active swimmers in a body of water called? Nekton
What are the tiny organisms called that drift in the ocean? Plankton
What is a community of organisms that live on or near a ''Benthic Zone?'' Benthos
What is an underwater mountain called? Seamount
What is a large stream of moving water through the oceans called? Current
What is energy that moves through a body of water? Wave
What is the daily rise and fall of ocean water called? Tide
What is the salt content of water called? Salinity
What is the slope that connects the continental shelf and the abyssal plain called? ContinentalSlope
What is the part of the ocean that starts at the coastline and ends at the sloping part of the ocean floor? ContinentalShelf

Water Vocabulary Crossword

Type
Crossword
Description

Having a positively charged end and a negatively charged end Polarity
water sticking to water Cohesion
Water sticking to another surface Adhesion
The skin of the water created by cohesion. Surface tension
The ratio of mass to volume in a substance. Density
The amount of energy to raise temperature. Specific heat
The saltiness of a body of water. Salinity
Water that flows over the land without sinking. Runoff
Underwater vent found near volcanoes. Hydrothermal vent
Weather pattern that develops over the ocean. El-Nino
Zone of the ocean. Photic zone
Water located below Earth's surface. Groundwater
A rock layer that collects and stores groundwater. Aquifer
A surface able to penetrated by water. Permeable
A surface that water cannot penetrate. Impermeable
An area of land that drains into drains, etc, to a river. Watershed
The land that water flows across or under. River basin
Freshwater stream. Tributary
Where freshwater and saltwater mix and meet. Estuary
Large material or artificial lake. Reservoir
Movement of cold water. Upwelling
A process, weathered rock is picked up and moved. Erosion
Where eroded materials such as rock and other materials are deposited by water, wind, ice. Sedimentation
Organisms that live in top layer of ocean. Phytoplankton
Enrichment of an ecosystem. Eutrophication
When organisms go far down. Chemosynthesis
Technique that uses sound. Sonar
Amount of present in the water. Dissolved oxygen

OCEAN CURRENTS CROSSWORD PUZZLE

Type
Crossword
Description

What is a continuous, directed movement of seawater Ocean currents
What is horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface. Surface currents
What is an inertial force (also called a fictitious force)[1] that acts on objects that are in motion relative to a rotating reference frame. Coriolis Effect
What is MOVEMENT OF WATER LIKE A RIVER IN THE MIDDLE OF OCEAN WATER. Deep Ocean currents
What is The movement of deep, cold, and nutrient-rich water to the surface Upwelling
What is (oceanography) a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time El Niño
what is "Normal" year, easterly trade winds and ocean currents pool warm water in the western Pacific, allowing upwelling of nutrient rich water off the West coast of South America. La Niña
What is a subsurface current that is near shore and that pulls objects out to sea ? Undertow
What is A long high sea wave caused by an earthquake or other disturbance ? Tsunami
What is a current that the sun heats from near the equator and near the poles Convection current
What is Flow of warm, oxygen rich water downward to deeper water Downwelling
What is Largest surface current that transports more water than all rivers on Earth combined in a years time and carries large amounts of heat Gulf Stream

Aquatic Ecostystem Word Search

Type
Word Search
Description

Anglerfish
Aphotic zone
Aquatic Ecosystem
chemosynthetic organisms
Food Web
Hatchetfish
Photic zone
Photosynthesis
Phytoplankton
Shark
Swordfish
Water Depth
Zooplankton

Hydrosphere Crossword Puzzle

Type
Crossword
Description

any process that improves the quality of water to make it more acceptable for a specific end-use Water treatment
the following of practices that protect Earth’s resources Stewardship
is water that is safe to drink or to use for food preparation Drinking water
a rule or directive made and maintained by an authority Regulations
pollution that comes from a single, identifiable site Point pollution
pollution that comes from many places or an unidentified source Nonpoint pollution
one of the longest rivers in North Carolina, several parts of the river are impounded by dams for water, power, and flood control Yadkin PeeDee
a living organism that gives us an idea of the health of an ecosystem Biological indicators
the saltiness of a body of water Salinity
an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity Monitor
refers to the chemical, physical, biological, and radiological characteristics of water Water quality
in the solution, the substance that does the dissolving Solvent
the movement of cold, nutrient rich water from the deep layers of the ocean up to the surface Upwelling
an area of land designated for environmental protection Buffer zones
the deep sea of deep layer is the lowest layer in the ocean Deep ocean ecosystem
a microorganism, or a living thing that cannot be seen without a microscope Microbes
safe to drink; drinkable Potable
refers to microscopic bubbles of gaseous oxygen that are mixed in water and available to aquatic organisms for respiration Dissolved oxygen
a salt or ester of nitric acid Nitrates
a measure of how acidic or how basic a liquid is pH
a salt or ester of phosphoric acid Phosphates
a measure of how clear water is Turbidity
a shaft sunk into the ground to obtain water, oil, or gas Wells
a substance that an organism needs to carry out life functions Nutrients
a large natural or artificial lake used as a source of water supply Reservoir
a solid inorganic substance of natural occurrence Minerals
gas in a simple physical solution Dissolved gases
a place where freshwater from a river meets and mixes with salt water from the ocean Estuaries
are among the largest of Earth's aquatic ecosystems Marine ecosystems
the continuous movement of water between Earth’s surface and its atmosphere Water cycle
water that collects on the surface of the ground Surface water
the area of land drained by a river and its branches River basins
water located below Earth’s surface Groundwater
a part of Earth’s surface that is covered by ocean water Oceans bains
all the water found on, above, and under Earth’s surface Hydrosphere

ocean Zones Crossword

Type
Crossword
Description

large-area ecosystem sharing similar characteristics; an environmental unit biome
bottom environment; refers to animals living on or in the seabed benthic
area of ocean where light does not penetrate; also called the midnight zone aphotic zone
specific area or type of environment in which an organism is found habitat
free-swimming organisms nekton
waters over the continental shelf; nearshore zone neritic province
lighted region of the ocean; area where photosynthesis can occur; also called the sunlit zone photic zone
shores made up of solid rock and usually steeper than sandy beaches rocky coasts
benthic area of the continental shelf below the low-tide area; also called subtidal sublittoral zone
dry area above the high-tide line; sometimes called the spray or splash zone supralittoral zone
the area of crashing waves along a sandy beach surf zone
upper layer of water extending to depth of 200 meters; in the photic or sunlit zone epipelagic zone
dimly lit region of the ocean where there is not enough light to carry on photosynthesis; also called the twilight zone disphotic zone
organisms that are attached to a surface and cannot move around sessile

Aquatic Biomes Crossword

Type
Crossword
Description

The ecosystem that blends freshwater with saltwater estuaries
A major abiotic factor of aquatic biomes temperature
A major abiotic factor of aquatic biomes oxygen
A major abiotic factor of aquatic biomes light
Freshwater has very little salt
Algae and amobas are examples of protists
Bodies of water surround by land lakes
An area of land saturated with water mor part of the year wetland
Plant found in wetlands cattails
These ecosystems protect nearby land from floods and erosion wetlands
An ecosystem that can flow fast or slow River
A plant found in rivers or streams rhizoids
A partially enclosed body of water formed were a river flows into an ocean estuary
A tree that grows in an estuary mangrove
Cordgrass has adaptations that help them get rid of excess salt
This biome includes saltwater ecosystems marine
The underwater zone from the shore to the edge of the continental shelf neriticzone
Where the abyssal zone is found deepoceans
This ecosystem extends from the edge of the continental shelf to its base bathyal
A forest found in the marine biome kelp

Aquatic ecosystem Word Search

Type
Word Search
Description

Oligotrophic lake
Eutrophic lake
Freshwater zone
Benthic zone
Pelagic zone
Intertidal zone
Nertuc zone
freshwater wetland
Plankton
oceanic zone
Estuary
photic zone
aphotic zone