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Sea-Floor Character and Sedimentary Processes in the Vicinity of Woods Hole, Massachusetts


Skip past contents informationTitle | Abstract | Introduction | Setting | Methods | Bathymetry and Backscatter | Seismic Profiles | Character and Processes | Data Catalog | Acknowledgments | References | Figures | Bottom Photography | Sediment Data | Contacts


Bottom Photography

Stations 21-40

Station  /   Lithologic Description

WH21  /   Gravel with abundant mussel-shell debris and scattered boulders overgrown with seaweed. Living seaweed is common; starfish and crabs are present.
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WH21A
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WH21B
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WH21C
 
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WH21D

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WH21E

 

   
WH22   /   Megaripples of fine-grained gravel with coarser gravel and some sand. Seaweed and shell debris (primarily mussel) are abundant.
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WH22A
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WH22B
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WH22C
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WH22D
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WH22E

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WH22F

 

   
WH23   /   Faintly rippled sand and living eelgrass with scattered boulders overgrown by seaweed and algae.
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WH23A
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WH23B
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WH23C
 
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WH23D

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WH23E

 

   
WH24   /   Rippled sand and seaweed at the mouth of Little Harbor. Shell hash and gravel-rafting of seaweed is common.
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WH24A
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WH24B

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WH24C

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WH24D

 

WH25  /   Flat, sandy seabed with abundant strands of dead eelgrass. Scattered live seaweed and dead horseshoe crabs and starfish are present.
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WH25A
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WH25B
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WH25C

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WH25D

 

WH26  /   Flat, undulating seabed composed of muddy sediment covered by an organic mat in Little Harbor. Small burrows and anchor line drop marks are common. Drift transect crosses the edge of a steep-sided pockmark. Sediment smelled strongly of hydrogen sulfide.
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WH26A
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WH26B

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WH26C

 

 
WH27  /   Flat, undulating seabed composed of muddy sediment covered by an organic mat in Little Harbor. Small burrows and anchor-line drop marks are common. Sediment had a strong smell of hydrogen sulfide.
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WH27A
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WH27B
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WH27C

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WH27D

 

WH28  /   Sandy gravel and mussel beds with scattered boulders overgrown with seaweed. Starfish are common; sponges are present.
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WH28A
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WH28B
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WH28C

 
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WH28D

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WH28E

 

   
WH29  /   Gravel with some sand and abundant mussel-shell debris. Some sponges and patches of living mussels.
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WH29A
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WH29B
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WH29C

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WH29D

 

WH30  /   Current-rippled sand waves and megaripples with pea gravel and shell debris concentrated in troughs of the bedforms. Accumulation of dead, drifting eelgrass and gravel-rafting seaweed are present.
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WH30A
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WH30B
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WH30C

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WH30D

 

WH31  /   Current-rippled sand with gravel patches and scattered cobbles. Shell debris and seaweed and are common.
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WH31A
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WH31B
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WH31C

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WH31D

 

WH32  /   Dense mussel bed with scattered small gravel patches. Starfish are common; crabs are present.
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WH32A
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WH32B
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WH32C
 
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WH32D

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WH32E

 

WH33  /   Boulders overgrown with mussels, seaweed, and sessile biota with intervening patches of gravel constitute the sea floor adjacent to Juniper Point. Seaweed is common; sponges and moon snails are present.
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WH33A
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WH33B
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WH33C
 
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WH33D

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WH33E

 

WH34  /   Sandy gravel with abundant shell debris (primarily mussel), small sponges, and sea urchins. Starfish and anthropogenic debris (ghost lobster trap and bottle) are present.
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WH34A
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WH34B
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WH34C

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WH34D
  

 

WH35  /   Gravel, and cobbles with scattered boulders with sponges, hydrozoans, seaweed, and other sessile biota. This character is replaced by boulders and dense mussel beds northwestward toward the end of the drift track where starfish and crabs are present.
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WH35A
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WH35B
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WH35C

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WH35D

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WH35E
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WH35F
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WH35G
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WH35H
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WH35I
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WH35J
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WH35K

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WH35L

 

WH36  /   Rippled sand with mussel shells and shell debris concentrated in the ripple troughs. Sediment below 2 centimeters has a dark color and organic smell.
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WH36A
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WH36B

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WH36C


  
WH37  /   Sandy gravel with scattered, heavily encrusted cobbles. Patchy mussel beds and shell debris are present. Sea urchins and starfish are abundant.
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WH37A
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WH37B
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WH37C

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WH37D 
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WH37E

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WH37F

 

   
WH38  /   Gravel with scattered cobbles and abundant mussel-shell debris on the tidal delta at the eastern entrance to Broadway channel. Starfish and live seaweed are present.
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WH38A
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WH38B
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WH38C

 
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WH38D

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WH38E

 

   
WH39  /  Boulders and cobbles overgrown with seaweed, encrusting fauna, and algae and intervening patches of gravel with abundant mussel-shell debris at the eastern entrance to Broadway channel. Live seaweed and starfish are common.
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WH39A
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WH39B
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WH39C

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WH39D
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WH39E
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WH39F
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WH39G

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WH39H

 

WH40  /   Boulders and cobbles overgrown with encrusting fauna and algae and intervening patches of gravel. Sea urchins and starfish are common.
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WH40A
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WH40B
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WH40C

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WH40D
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WH40E
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WH40F
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WH40G
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WH40H

Skip past contents informationTitle | Abstract | Introduction | Setting | Methods | Bathymetry and Backscatter | Seismic Profiles | Character and Processes | Data Catalog | Acknowledgments | References | Figures | Bottom Photography | Sediment Data | Contacts

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