marine zoology

37問 • 1年前

Seff Sabado

通報

問題一覧

3 categories of marine ecosystem

coastal ecosystem, coral reefs, oceans

An area which freshwater from a river mixes with saltwater from the ocean

estuaries

Near input from the river

0-5 ppt

Middle of the estuary

5-25 ppt

At the ocean

25 ppt

Importance of estuary for the living things

Habitat, nursery, fisheries, recreation

A unit for salinity

Ppt

Meaning of ppt

part per thousand

Importance of estuaries for water

water purification, flood control (upstream), buffer land from hurricane absorb storm surge

Estuary plants

eelgrass, glasswort, cord grass

Estuary animals

horseshoe crab, ouster, lobster, Manatee

A low area that is subject to regular, but gentle, tides

salt marshes

Dominated by grass

salt marshes

Coastal wetlands located in tropical and subtropical zones

mangrove swamps

Tangled roots that reach above the water line, form an important habitat for many animals

mangrove

Also called rocky intertidal zone

rocky shores

Many places to live in this habitat means high biodiversity

Rocky shores

The beach

sandy shore

Not much habitat, sand dries out at low tides

sandy shores

Narrow islands made of sand that provide a buffer for the mainland from the sea

barrier islands

Structures in the ocean that are built by animals are called

Corals

Coral reefs requires 2 things

warm temperature and sunlight

Coral reefs can be found at

between 30° n and 30° s of the equator

An algae that has a symbiotic relationship with corals

zooxanthellae

2 types of corals

soft and hard

When temp goes above normal

coral bleaching

Natural cause of coral bleaching

El Nino

Manmade cause of coral bleaching

Global warming

The deep level of Mariana trench

about 35,000 ft below sea level

Full sunlight, phytoplankton, zooplankton, nekton

Euphotic zone

The twilight zone

bathyal zone

Cold, dark, high pressure

abyssal zone

Specialized weird organisms live here

abyssal zone

Filter feeders, scavenger, decomposers

benthic zone

Organic particles that settle down from above

marine snow

Cracks in the earth that allow hot gases escape.

hydrothermal vents

Certain bacteria can make food in these condition

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WT 3

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Module 1

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問題一覧

3 categories of marine ecosystem

coastal ecosystem, coral reefs, oceans

An area which freshwater from a river mixes with saltwater from the ocean

estuaries

Near input from the river

0-5 ppt

Middle of the estuary

5-25 ppt

At the ocean

25 ppt

Importance of estuary for the living things

Habitat, nursery, fisheries, recreation

A unit for salinity

Ppt

Meaning of ppt

part per thousand

Importance of estuaries for water

water purification, flood control (upstream), buffer land from hurricane absorb storm surge

Estuary plants

eelgrass, glasswort, cord grass

Estuary animals

horseshoe crab, ouster, lobster, Manatee

A low area that is subject to regular, but gentle, tides

salt marshes

Dominated by grass

salt marshes

Coastal wetlands located in tropical and subtropical zones

mangrove swamps

Tangled roots that reach above the water line, form an important habitat for many animals

mangrove

Also called rocky intertidal zone

rocky shores

Many places to live in this habitat means high biodiversity

Rocky shores

The beach

sandy shore

Not much habitat, sand dries out at low tides

sandy shores

Narrow islands made of sand that provide a buffer for the mainland from the sea

barrier islands

Structures in the ocean that are built by animals are called

Corals

Coral reefs requires 2 things

warm temperature and sunlight

Coral reefs can be found at

between 30° n and 30° s of the equator

An algae that has a symbiotic relationship with corals

zooxanthellae

2 types of corals

soft and hard

When temp goes above normal

coral bleaching

Natural cause of coral bleaching

El Nino

Manmade cause of coral bleaching

Global warming

The deep level of Mariana trench

about 35,000 ft below sea level

Full sunlight, phytoplankton, zooplankton, nekton

Euphotic zone

The twilight zone

bathyal zone

Cold, dark, high pressure

abyssal zone

Specialized weird organisms live here

abyssal zone

Filter feeders, scavenger, decomposers

benthic zone

Organic particles that settle down from above

marine snow

Cracks in the earth that allow hot gases escape.

hydrothermal vents

Certain bacteria can make food in these condition

chemosynthesis