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In The Grass, On The Reef: Species Diversity

2 minutes 4 seconds
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Person standing on the deck of the boat with a crab cage in their hands. Ecosystem Service Creating Jobs. Caption: marshes provide many of the same benefits as oysters.

Dr. Randall Hughes is examining diversity within the marsh. She discusses the diversity of the foundation species of a marsh: smooth cordgrass (Spartina alterniflora). Does having a greater diversity of genetically distinct plants make for a healthier marsh? Part of the series "In The Grass, On The Reef."

Media Details

Runtime: 2 minutes 4 seconds

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Map of coastline showing St. Joseph Bay, Apalachicola, Carrabelle, Pancea and others. Study site marked inland. The forgotten coast. Caption: It is an ideal setting for studying coastal ecosystems.
In The Grass, On The Reef
Season 2 / Ep 1
1 minutes 59 seconds
Grade Level: 7 - 12
Person standing in ankle deep water and grass holding a clipboard leans down and reaches into the water. Caption: She is researching coastal salt marshes.
In The Grass, On The Reef
Season 2 / Ep 2
2 minutes
Grade Level: 7 - 12
Close up of an opened oyster shell with a fork in the flesh. Caption: We're talking about Apalachicola oysters.
In The Grass, On The Reef
Season 2 / Ep 3
1 minutes 59 seconds
Grade Level: 7 - 12
Conical shell in sand and seagrasses. Caption: (Hughes) In many world areas seagrasses are declining.
In The Grass, On The Reef
Season 2 / Ep 4
1 minutes 59 seconds
Grade Level: 7 - 12
Closeup of a small, shelled animal being eaten by a somewhat larger shelled animal while in a bed of grass. Caption: (male) The horse conch eats other snails.
In The Grass, On The Reef
Season 2 / Ep 5
1 minutes 59 seconds
Grade Level: 7 - 12
Spat on a tray. MB Masonboro Inlet North Carolina. Caption: Spat from each family was placed on test reefs.
In The Grass, On The Reef
Season 3 / Ep 4
2 minutes 4 seconds
Grade Level: 7 - 12
Beige, light, and dark brown conical shell. Southern oyster drill (Stramonita Haemastoma). Caption: It's not clear what role drills or conchs play.
In The Grass, On The Reef
Season 3 / Ep 5
2 minutes 44 seconds
Grade Level: 7 - 12
Buckets filled with water, mesh fabric covering the top. Tubes running down the center of two adjacent rows, a cord running into the water of each bucket. Caption: Hearing experiment Phase 2 They needed to investigate if mud crabs can hear.
In The Grass, On The Reef
Season 3 / Ep 8
2 minutes 3 seconds
Grade Level: 7 - 12
Person standing on the deck of the boat with a crab cage in their hands. Ecosystem Service Creating Jobs. Caption: marshes provide many of the same benefits as oysters.
In The Grass, On The Reef
Season 4 / Ep 1
2 minutes 4 seconds
Grade Level: 7 - 12
Crabs, various grasses, snails, and broken shells. Caption: The marsh can be a rough place for plants to live.
In The Grass, On The Reef
Season 4 / Ep 3
2 minutes 3 seconds
Grade Level: 7 - 12
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