01/17/13 Giant kelp – picture shows (from bottom of kelp to top) Stipe, floats and blades http://www.flickr.com/photos/healthebay/4853394389/sizes/z/in/photostream/

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Presentation transcript:

01/17/13 Giant kelp – picture shows (from bottom of kelp to top) Stipe, floats and blades http://www.flickr.com/photos/healthebay/4853394389/sizes/z/in/photostream/ 1

01/17/13 http://farm3.static.flickr.com/2633/4025161824_71822c948e_z.jpg

01/17/13 This is a red alga http://www.flickr.com/photos/torvaanser/1258490531/sizes/m/in/photostream/ 3

http://farm4.static.flickr.com/3373/3576290190_c676bc29df.jpg 01/17/13 Rockweed– common on rocky shores http://farm4.static.flickr.com/3373/3576290190_c676bc29df.jpg 4

http://farm1.static.flickr.com/164/437287338_2eac9f5da5.jpg 01/17/13 Sea lettuce http://farm1.static.flickr.com/164/437287338_2eac9f5da5.jpg 5

01/17/13 Salt sacs (this is a red alga) www.johnharveyphoto.com 6

01/17/13 Sea palm- - found on rough, wave exposed shorelines 7

Red Algae Green Algae Brown Algae 01/17/13 Scientists classify algae into three groups: RED, GREEN and BROWN *sometimes it is difficult to tell what group an alga belongs to, because it is hard to tell what color it is 8

01/17/13 Not all algae is large. The base of the ocean food chain is tiny floating algae (phytoplankton). There are many types of phytoplankton (plant plankton). http://farm6.static.flickr.com/5234/5808279714_dd12cb8c14_z.jpg 9

01/17/13 http://farm4.static.flickr.com/3399/5808280290_cfd6e0e42e_z.jpg

Feather Boa Kelp Turkish Washcloth 01/17/13 With many gas-filled floats Green or brown Feather Boa Kelp Not pink or red one blade attached to holdfast No gas-filled floats Winged Kelp Lots of branches or blades Rockweed Branching at tips Dark or black Black Pine Small and bristly START Pink and white with branches Pink Coralline Algae Turkish Washcloth Bumpy Dark red Flat thin blade No branches, flat or sack-like smooth Iridescent Seaweed bright green and very thin Sea Lettuce Sack-like, filled with water Sea Sacks