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Emergency ResponseHome | Image Galleries | Emergency Response

Mearns Rock Quadrats

High resolution photos of a section of Mearns Rock, for use in the project, "Graphing Changes in Marine Life Abundance."

Click on an image below to see the full image.
Young leafy green Fucus plants, as well as young barnacles, which appear as tiny, white spots.

Mearns Rock Quad 1990
(07.01.90, Snug Harbor, Knight Island, Alaska) 1990

 Mature, gold-brown Fucus and dark-colored juvenile mussels.

Mearns Rock Quad 1991
(07.01.91, Snug Harbor, Knight Island, Alaska) 1991

 Light-colored barnacles and moderately-sized mussels.

Mearns Rock Quad 1992
(07.01.92, Snug Harbor, Knight Island, Alaska) 1992
Dark patches of mussels, whitish patches of barnacles and, in the upper section of the photo, young, gold-brown Fucus plants.

Mearns Rock Quad 1993
(07.01.93, Snug Harbor, Knight Island, Alaska) 1993

 Mature black mussels and a few barnacles.

Mearns Rock Quad 1994
(07.01.94, Snug Harbor, Knight Island, Alaska) 1994

 Bare rock with a few barnacles, and some young Fucus plants in the upper section.

Mearns Rock Quad 1995
(07.01.95, Snug Harbor, Knight Island, Alaska) 1995
Dark gray, bare rock partially covered with Fucus and a few young barnacles.

Mearns Rock Quad 1996
(07.01.96, Snug Harbor, Knight Island, Alaska) 1996

 Dark sections of mussels and a slimy, grey-green filamentous algae.

Mearns Rock Quad 1997
(07.01.97, Snug Harbor, Knight Island, Alaska) 1997

 Filamentous algae covers the quadrat.

Mearns Rock Quad 1998
(07.01.98, Snug Harbor, Knight Island, Alaska) 1998
Blurry brown photo, interpreted as mature Fucus and mussels.

Mearns Rock Quad 1999
(07.01.99, Snug Harbor, Knight Island, Alaska) 1999

 Mature Fucus and a large filamentous algae.

Mearns Rock Quad 2000
(07.01.00, Snug Harbor, Knight Island, Alaska) 2000

 Older, brown Fucus plants, younger (greenish) Fucus, and white regions of barnacles.

Mearns Rock Quad 2001
(07.01.01, Snug Harbor, Knight Island, Alaska) 2001
Patches of Fucus and scattered barnacles.

Mearns Rock Quad 2002
(07.01.02, Snug Harbor, Knight Island, Alaska) 2002

 Bare rock, covered with scattered young barnacles and small patches of Fucus.

Mearns Rock Quad 2003
(07.01.03, Snug Harbor, Knight Island, Alaska) 2003

 Predominantly young Fucus plants, with some barnacles also visible.

Mearns Rock Quad 2004
(07.01.04, Snug Harbor, Knight Island, Alaska) 2004
Predominantly brownish Fucus plants, with some patches of barnacles and a dry section of filamentous algae.

Mearns Rock Quad 2005
(07.01.05, Snug Harbor, Knight Island, Alaska) 2005

 Greenish Fucus plants and white areas of barnacles.

Mearns Rock Quad 2006
(07.01.06, Snug Harbor, Knight Island, Alaska) 2006

 Mostly brownish Fucus plants and some dry filamentous algae.

Mearns Rock Quad 2007
(07.01.07, Snug Harbor, Knight Island, Alaska) 2007
A covering of white barnacles and some regions of black mussels.

Mearns Rock Quad 2008
(07.01.08, Snug Harbor, Knight Island, Alaska) 2008

 A covering of white barnacles and brown and greenish Fucus plants.

Mearns Rock Quad 2009
(07.01.09, Snug Harbor, Knight Island, Alaska) 2009
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