Report Details

Kelp (Constantinea (Cup and Saucer Seaweed), Lessoniopsis (Strap Kelp), Pterygophora (Old Growth Kelp), Hedophyllum (Sea Cabbage), Fucus (Rockweed),Cryptoplura (Ruffled Red Seaweed), Chondracanthus (Turkish Towel), Osmundea (Sea Laurel), Ahnfeltiopsis (Flat-tipped Forked Seaweed), Callophyllis (Beautiful Leaf Seaweed), Hymenena (Black-lined Red Seaweed) and Plocamium(Sea Braid), 4 large dead Cryptochiton (Gum Boot Chiton), Bryozoa, Hydrozoa, and the Tunicates: Aplidium (Sea Pork), Distaplia (Clubbed Compound Tunicate), Styela (Stalked Tunicate) and Ritterella and ocean-based debris in the driftline south of Crook Point. No drift from 1/2 mile south of Crook Point to the end of the mile. Two Black Oystercatchers on off-shore rock. California Sea Lions heard on offshore rocks. 22 Harbor Seals on off-shore rocks and swimming in ocean. Raccon tracks on headland and deer tracks on beach. Erosion of Pleistocene sands of North Cove headland. Removal of sand exposing cobble stones. Minor landslides and a few fallen trees. Large number of logs on cobble stones. Light wind (2.2 miles from SW. Air temperature of 60F and ocean temperature of 49F. Low human impact (0).

Conditions

Temperature: 60 F. Cloud Cover: Cloudy. Wind Velocity: Calm/Light. Wind Direction: SW.

Notable Wildlife

2 Black Oystercatchers on off-shore rocks. California Sea Lions heard on off-shore rocks. 22 Harbor Seals on off-shore rocks and swimming in the ocean

Driftline Content

Seaweeds and seagrass, Ocean-based debris (from fishing boats, ship trash, etc.), Small rocks, Styrofoam, Wood pieces. See General Comment.

Natural Changes

Newly exposed roots/trees falling, Landslides/major boulder falls. See General Comment.

Actions & Comments

Driftline content: Large plastic fish storage container, Four floats with rope, one large plastic cannister. Four large dead Cryptochiton (Gum Boot Chiton), Bryozoa, Hydrozoa and the Tunicates: Aplidium (Sea Pork), Distaplia (Clubbed Compound Tunicate), Styela (Stalked Tunicate) and Ritterella.Erosion of the Pleistocene sands of the north headland of the north cove. Removal of beach sand exposing cobblestones. Raccoon tracks on headland. Deer tracks on beach. Heavy driftline south of Crook Point but absent on the southern half of the mile. Large number of the kelp, Constantinea (Cup and Saucer Seaweed), in the driftline along with Lessoniopsis (Strap Kelp), Pterygophora (Old Growth Kelp), Hedophyllum (Sea Cabbage), Fucus (Rockweed), Cryptopleura (Ruffled Red Seaweed), several species of Mazzaella (Iridescent Seaweed), Chondracanthus (Turkish Towel), Osmundea (Sea Laurel), Ahnfeltiopsis (Flat-tipped Forked Seaweed), Callophyllis (Beautiful Leaf Seaweed), Hymenena (Black-lined Red Seaweed), and Plocamium (Sea Braid).

Report Images

Report Images

Share this post

All Mile 20 Reports

Showing 8 of 35 reports

Mile 20

January 13, 2015

One person and two dogs were seen on the beach.

D Bilderback

decorative elemnt for a coastwatch report.

Mile 20

May 15, 2013

Except for one small heavy patch of drift, the driftline was sparse with kelp/algae, Leather Bryozoa and crab carapaces.

D Bilderback

Mile 20

March 8, 2013

The driftline was absent except for two localized areas with terrestrial-derived leaves, mosses, wood pieces, some shredded blades of Pterygophora(Old Growth Kelp) and a few invertebrates and other algae and kelp.

D Bilderback

Mile 20

December 9, 2012

Peregrine Falcon resting on south end of Saddle Rock.

D Bilderback

Mile 20

May 17, 2012

Light driftline with 12 different genera of kelp and algae, terrestrial mosses, Leather Bryozoa (Flustrellidra corniculata), the flowering plant, Phyllospadix (Seagrass) and small rocks.

D Bilderback

Mile 20

September 7, 2011

Three boats seen drifting very close to offshore rocks.

D Bilderback

Mile 20

July 28, 2011

The south beach lacked driftline and sand has accumulated around the drift logs and over the large rocks at the base of the headland.

D Bilderback

Mile 20

May 17, 2011

The driftline was light on the southern and northern portions of the beach but heavy on the middle portion of the beach with large amounts of kelp/algae and forest duff.

D Bilderback