Type
Crossword
Description

What Risks Are There In The Saltwater Ocean? Water Pollution
What Risks Are There In The Saltwater Ocean? Oil pollution
What Risks Are There In The Saltwater Ocean? Pesticides
Organisms? Fish
Organisms? Turtles
Organisms? Dolphins
Organisms? Crocodiles
Organisms? Whale
Organisms? Manatee
Plants? Algae
Plants? Propagule
Plants? Shaving Bush
Plants? Mermaid's Fan
Plants? Turtle Grass
Plants? Halimeda
Plants? Sea Kale
Organisms? Bull Shark
Zones? Intertidal
Zones? Benthic
Zones? Nertic
Zones? Oceanic
Zones? Photic
Zones? Pelagic
Zones? Aphotic
Zones? Abyssal

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

Aquatic Ecosystems Crossword Puzzle

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

Life in Earth's ocean Crossword

Type
Crossword
Description

Where light doesn't penetrate through the water Abyssal Zone
Portion of the ocean that lacks sunlight Aphotic Zone
Bottom of the marine ecosystem Benthic Zone
A mix of freshwater and saltwater Brackish Water
When some organisms use energy to make food Chemosynthesis
Most diverse marine biome Coral Reef
Technology that allows us to explore the deep parts of the ocean Deep Ocean Technology
Water where fresh water and salt water meet Estuaries
Cracks on the ocean floor where magma heats up the bottom Hydrothermal Vent
An area that stretches so far you can see the point on continental shelf Intertidal Zone
Living and non-living organisms things in saltwater Marine Ecosystem
Patterns created by the ocean Ocean Currents
The different parts of the ocean Ocean Zones
Area past the continental shelf Open-Ocean Zone
Open water above the ocean floor Pelagic Zone
Portion of the ocean where sunlight can enter through Photic Zone
Plants use this to make food Photosynthesis
How much salt is in a liquid Salinity
Movement of nutrient-rich bottom water to the oceans surface Upwelling

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 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

Marine Biology Word Search

Type
Word Search
Description

Algae
Antropod
Cetaceans
Coral
Crocodile
Dolphin
Dugong
Fish
Invertebrates
Manatee
Mollusk
Ocean
Pinnipeds
Plants
Porpoise
Reptiles
Sea Lion
Sea Turtle
Seal
Seaweed
Shark
Sirenians
Snail
Snake
Sponge
Star fish
Stingray
Walrus
Water
Whale

Ocean Zones Crossword

Type
Crossword
Description

producing own light bioluminescence
free swimming animals that move throughout the water column nekton
tiny algae and animals that float in the water and are carried by waves plankton
organisms that inhabit the ocean floor Benthos
deepest, dark part of the ocean openocean
coastal inlets or bays where fresh water from rivers mixes with the salty water estuaries
most common plant in the marsh cordgrass
hot water rises out of cracks in the ocean floor Hydrothermal vents
these forests grow in cold neritic waters kelp
ring shaped reef surrounding a shallow lagoon atoll
these forests protect the coastline during storms mangrove
considered the top zone intertidal
smooth nearly flat region of the ocean floor abyssal plain
consists of may peaks mid ocean ridge

All About Ocean Life Crossword

Type
Crossword
Description

The plankton that feeds on phytoplankton. Zooplankton
When a river meets the ocean. Estuary
The middle zone of a body of water. Pelagic Zone
The deepest zone in a body of water. Benthic Zone
This will vary depending on the moons gravitational pool. Tide
When large groups of people decide to visit the ocean. Ocean Tourism
Marine whales use this to communicate and/or locate food. Sonar
The zone closest to the surface. Euphotic
Matter the settles towards the bottom of a liquid. Sediment
Fish bred for commercial use. Fishery
The coastal zone of an ocean. Neritic Zone
A rising of seawater. Upwelling
An industry that works by moving goods using ships. Shipping
Slightly salty. Brackish
Microscopic organisms that drift throughout the ocean. Plankton
Plant Plankton. Phytoplankton
Larger plankton that eats phytoplankton. Zooplankton
A natural resource that comes from an living organism. Biotic Resource
Relating to light. Photic
The zone of a body of water there is little to no sunlight. Aphotic
The ability to continue a defined trait. Sustainibility

biome Crossword

Type
Crossword
Description

All of Earth's water, vapor, and ice hydrosphere
This is a strip of land between high and low tide lines intertidal zone
This is the biome receive's less than 10 inches of precipitation annually desert
This is a global biome characterized by its hot, dry summers and cool, moist winters chaparral
Partially enclosed body of water formed where a river flows into an ocean estuary
This is a region of land that drains into a river, a river system, or another body of water watershed
Lake or pond bottom, where less sunlight reaches benthic zone
The part of Earth where Life exists biosphere
The climate of a small specific place within a larger area microclimate
An area where the primary plant life is grass grassland
precipitation is meager, averaging less than 5 inches annually tundra
Photosynthetic plankton, which include microscopic protists such as algae phytoplankton
This zone is also called the pelagic zone limmnetic zone
A collection of living things that live in the biosphere biota
Long-term pattern of weather conditions in a region climate
These trees retain their needles all year coniferous
This biome is also known as the boreal forest taiga
Tiny free-floating organisms that live in water plankton
This type of tree has adapted to winter temperatures by dropping thie leaves and going dormant durring the cold season deciduous
This zone lies below 2000 meters and is in complete darkness abyssal zone

Biosphere to ecosystems Crossword

Type
Crossword
Description

lowest region of the atmosphere, from earth's surface to 6-10km troposphere
a secondary consumer carnivore
water zone at the bottom of the sea benthic
uppermost water zone of the sea photic
a primary consumer herbivore
all the animal and plant populations in an area community
type of reef formed from calcium carbonate of tiny sea animals coral
regions of the earth where life can exist biosphere
a distinct region of the earth typically defined by climate and dominant vegetation biome
zone of open ocean away from the shore pelagic