Your SlideShare is downloading. ×
8.2 life in the ocean
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

8.2 life in the ocean

224

Published on

0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total Views
224
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
1
Comments
0
Likes
1
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. Life in the Ocean Mr. Silva Ag Earth Science Ag Earth Science Ag Earth Science Ag Earth Science
  • 2. 21.2 Life in the Ocean1. Sunlight and Marine Life a. Plant growth is restricted to the ocean surface layer in order to get enough sunlight to sustain photosynthesis - 100m depth. - Plankton live at this depth as well a. This is the tidal range or intertidal zone
  • 3. 21.2 Life in the Ocean2.Ocean Environments a. Benthic zones: the bottom (land) area of the ocean i. Intertidal zone ∀ Located between the tides ∀ includes marine life attracted to sun
  • 4. 21.2 Life in the Oceanii. Sublittoral zone ∀ Located on the continental shelf ∀ Includes small “attached” organisms
  • 5. 21.2 Life in the Oceaniii. Bathyal zone ∀ Covers the continental slope ∀ Very little plant life since there is no light
  • 6. 21.2 Life in the Oceaniv. Abyssal zone ∀ Located along the abyssal plains ∀ Organisms live constantly in darkness
  • 7. 21.2 Life in the Oceanv. Hadal zone ∀ Confined to ocean trenches ∀ Organisms depend on food to fall from above
  • 8. 21.2 Life in the Oceanb.Pelagic zones: the water area of the ocean i. Neritic zone • Located above the continental shelf • Ideal area for all marine life ii. Oceanic zone (four layers based on depth) • Epipelagic • Mesopelagic ∀ Bathypelagic ∀ Abyssopelagic

×