Norrisia norrisi
(Sowerby, 1838)

Mollusca, Gastropoda, Trochidae

Height: 55 mm

Habitat: on kelp, occasionally washed ashore

Documented occurrences of Norrisia norrisi



Localities by County, City/Area, and Name Year Earliest* Latest*

Los Angeles Long Beach Alamitos Bay 1959
Los Angeles Palos Verdes Peninsula Abalone Cove 1949
Los Angeles Palos Verdes Peninsula Bluff Cove 1962
Los Angeles Palos Verdes Peninsula Bluff Cove 1946
Los Angeles Palos Verdes Peninsula E side Whites Point 1976
Los Angeles Palos Verdes Peninsula E side Whites Point 1968
Los Angeles Palos Verdes Peninsula Flatrock Point 1980
Los Angeles Palos Verdes Peninsula Lunada Bay 1960
Los Angeles Palos Verdes Peninsula Lunada Bay 1965
Los Angeles Palos Verdes Peninsula Lunada Bay 1960
Los Angeles Palos Verdes Peninsula Lunada Bay 1962
Los Angeles Palos Verdes Peninsula Malaga Cove 1929
Los Angeles Palos Verdes Peninsula Palos Verdes General 1932
Los Angeles Palos Verdes Peninsula Palos Verdes General 1934
Los Angeles Palos Verdes Peninsula Palos Verdes Point 1948
Los Angeles Palos Verdes Peninsula S side Whites Point 1986
Los Angeles Palos Verdes Peninsula S side Whites Point 1986
Los Angeles Palos Verdes Peninsula Whites Point 1907
Los Angeles Palos Verdes Peninsula Whites Point 1968
Los Angeles Palos Verdes Peninsula Whites Point 1948
Los Angeles Palos Verdes Peninsula Whites Point
Los Angeles Palos Verdes Peninsula Whites Point 1969
Los Angeles Palos Verdes Peninsula Whites Point 1948
Los Angeles Palos Verdes Peninsula Whites Point 1965
Los Angeles Palos Verdes Peninsula Whites Point 1954
Los Angeles San Clemente Island Northwest Coast 1975 1979
Los Angeles San Clemente Island Pyramid Cove 1939
Los Angeles San Clemente Island Pyramid Cove 1939
Los Angeles San Clemente Island San Clemente Island General 1969
Los Angeles San Clemente Island San Clemente Island General 1892 1894
Los Angeles San Clemente Island Wilson Cove 1975 1979
Los Angeles San Clemente Island Wilson Cove 1966
Los Angeles San Pedro Cabrillo Beach General 1961
Los Angeles San Pedro Cabrillo Beach General 1948
Los Angeles San Pedro Cabrillo Beach General 1958
Los Angeles San Pedro Deadman's Island 1892
Los Angeles San Pedro Deadman's Island
Los Angeles San Pedro Deadman's Island
Los Angeles San Pedro Point Fermin 1934
Los Angeles San Pedro Point Fermin 1948
Los Angeles San Pedro Point Vicente 1961
Los Angeles San Pedro Portuguese Bend 1923
Los Angeles San Pedro Portuguese Bend 1939
Los Angeles San Pedro Portuguese Bend 1942
Los Angeles San Pedro Portuguese Bend 1965
Los Angeles San Pedro Portuguese Bend 1949
Los Angeles San Pedro Portuguese Bend 1949
Los Angeles San Pedro Portuguese Bend 1938
Los Angeles San Pedro Portuguese Bend 1938
Los Angeles San Pedro San Pedro Bay
Los Angeles San Pedro San Pedro General 1895
Los Angeles San Pedro San Pedro General 1969
Los Angeles San Pedro San Pedro General 1948
Los Angeles San Pedro San Pedro General
Los Angeles San Pedro San Pedro General
Los Angeles San Pedro San Pedro General
Los Angeles San Pedro San Pedro General
Los Angeles San Pedro Terminal Island 1936
Los Angeles San Pedro White's Point 1975 1979
Los Angeles San Pedro White's Point 1969
Los Angeles Santa Barbara Island Cave Canyon 1975 1979
Los Angeles Santa Catalina Island Avalon General
Los Angeles Santa Catalina Island Big Fisherman's Cove 1975 1979
Los Angeles Santa Catalina Island Catalina Harbor 1975 1979
Los Angeles Santa Catalina Island Catalina Harbor 1949
Los Angeles Santa Catalina Island Cherry Cove 1948
Los Angeles Santa Catalina Island Fourth of July Cove 1950
Los Angeles Santa Catalina Island Harbor Reef Isthmus 1954
Los Angeles Santa Catalina Island Johnson's Landing 1949
Los Angeles Santa Catalina Island North side White's Cove 1941
Los Angeles Santa Catalina Island Pirate's cove, north side of Long Point 1991
Los Angeles Santa Catalina Island Santa Catalina Island General 1915
Los Angeles Topanga Mouth of Topanga Creek 1968
Los Angeles Topanga Topanga Beach 1960
Orange Dana Point Dana Point General 1975 1979
Orange Dana Point Dana Point General 1958
Orange Dana Point Dana Point General 1958
Orange Dana Point Doheny Beach State Park 1961
Orange Dana Point Doheny Beach State Park 1955
Orange Dana Point Doheny Beach State Park 1962
Orange Dana Point Doheny Beach State Park 1968
Orange Dana Point Doheny Beach State Park 1956
Orange Dana Point Doheny Beach State Park
Orange Laguna Beach Boat Canyon 1955
Orange Laguna Beach Laguna Beach General 1969
Orange Laguna Beach Laguna Beach General
Orange Laguna Beach Laguna Beach General 1940
Orange Laguna Beach Laguna Beach General 1940
Orange Newport Beach Balboa, shore end west jetty 1957
Orange Newport Beach Corona Del Mar 1975 1979
Orange Newport Beach Corona Del Mar
Orange Newport Beach Corona Del Mar 1947
Orange Newport Beach Corona Del Mar 1938
Orange Newport Beach Little Corona Beach 1981
Orange Newport Beach Newport Beach General 1899
Orange Newport Beach South of breakwater, Corona del Mar 1969
San Diego La Jolla Biological Station 1913
San Diego La Jolla Bird Rock 1944
San Diego La Jolla Bird Rock 1996
San Diego La Jolla Bird Rock 1971
San Diego La Jolla Bird Rock 2003 2003 2003
San Diego La Jolla Devil's Slide 1947
San Diego La Jolla Foot of Midway Steet 1962
San Diego La Jolla Foot of Midway Steet 1972
San Diego La Jolla La Jolla Beach and Tennis Club 1967
San Diego La Jolla La Jolla Beach and Tennis Club 1971
San Diego La Jolla La Jolla Cove 1971
San Diego La Jolla La Jolla Cove 1971
San Diego La Jolla La Jolla General 1969
San Diego La Jolla La Jolla General 1946
San Diego La Jolla La Jolla General 1940
San Diego La Jolla La Jolla General 1940
San Diego La Jolla Reef South of Beach Club 1947
San Diego La Jolla SIO General 2002 2002 2002
San Diego La Jolla South Casa Beach 1968
San Diego Mission Bay Mission Bay Breakwater/Entrance Channel 1958
San Diego Mission Bay Mission Bay Breakwater/Entrance Channel 1957
San Diego Mission Bay Mission Bay Flood Control Channel 1971
San Diego Mission Bay Mission Bay Flood Control Channel 1957
San Diego Mission Bay Mission Bay Flood Control Channel 1958
San Diego Mission Bay Mission Bay Flood Control Channel 1958
San Diego Mission Bay Mission Bay Flood Control Channel 1958
San Diego Mission Bay Mission Bay Flood Control Channel 1959
San Diego Mission Bay Mission Bay Flood Control Channel 1981
San Diego Mission Bay Mission Bay General 1973
San Diego Mission Bay Mission Bay General 1961
San Diego Mission Bay Mission Bay South Seawall 1962
San Diego Mission Bay Morrison X 1928
San Diego Mission Beach Mission Beach General 1938
San Diego Mission Beach Mission Beach General 1957
San Diego Pacific Beach Pacific Beach General 1988
San Diego Point Loma Cabrillo National Monument General 1976
San Diego Point Loma Cabrillo National Monument Zone 1 2002 2002 2002
San Diego Point Loma Cabrillo National Monument Zone 2 2003 2003 2003
San Diego Point Loma Cabrillo National Monument Zone 3 2003 2003 2003
San Diego Point Loma Point Loma Coast Guard Station 1965
San Diego Point Loma Point Loma General 1957
San Diego Point Loma Point Loma General 1957
San Diego Point Loma Point Loma General 1957
San Diego Point Loma Point Loma General 1939
San Diego Point Loma Point Loma General
San Diego Point Loma Point Loma General 1907
San Diego Point Loma Point Loma Lighthouse 1962
San Diego Point Loma Point Loma Lighthouse 1953
San Diego Point Loma Point Loma Lighthouse 1957
San Diego San Diego San Diego General 1952
San Diego San Diego San Diego General 1885
San Diego San Diego Sunset Cliffs General 1971
San Diego San Diego Sunset Cliffs General 1957
San Diego San Onofre San Onofre General 1969
San Diego San Onofre San Onofre General 1936
San Diego San Onofre San Onofre Reef 1968
San Diego Solana Beach Solana Beach & Reef 1958
Santa Barbara Carpinteria Carpinteria Marsh Riffle V 1970
Santa Barbara Gaviota Canada del Molino 1985
Santa Barbara Goleta Coal Oil Point 1975 1979
Santa Barbara Goleta Ellwood Beach 1985
Santa Barbara Lompoc Jalama Beach 1985
Santa Barbara Point Conception Cojo 1985
Santa Barbara Point Conception Gato 1985
Santa Barbara Point Conception Government Point 1988
Santa Barbara Point Conception Government Point 1988
Santa Barbara Santa Barbara Boathouse 1985
Santa Barbara Santa Barbara Bulito 1985
Santa Barbara Santa Barbara Drakes 1985
Santa Barbara Santa Barbara Razors 1985
Santa Barbara Santa Barbara Santa Barbara General 1949
Santa Barbara Santa Barbara Santa Barbara General 1969
Santa Barbara Santa Barbara Santa Barbara General 1969
Santa Barbara Santa Barbara Island Santa Barbara Island General
Santa Barbara Santa Barbara Island Santa Barbara Island General 1922
Santa Barbara Santa Cruz Island Fourney's Cove 1969
Santa Barbara Santa Cruz Island Fraser Point 1954
Santa Barbara Santa Cruz Island Pelican Bay 1949
Santa Barbara Santa Cruz Island Prisoners Harbor 1975 1979
Santa Barbara Santa Cruz Island Santa Cruz Island General 1901
Santa Barbara Santa Cruz Island Santa Cruz Island General 1940
Santa Barbara Santa Cruz Island Santa Cruz Island General 1933
Santa Barbara Santa Cruz Island Smuggler's Cove 1950
Santa Barbara Santa Cruz Island Smuggler's Cove 1948
Santa Barbara Santa Cruz Island Smuggler's Cove 1949
Santa Barbara Santa Cruz Island Willow's Anchorage 1975 1979
Santa Barbara Santa Cruz Island Willow's Anchorage 1950
Santa Barbara Santa Cruz Island Willow's Anchorage 1949
Santa Barbara Santa Cruz Island Willow's Anchorage 1948
Santa Barbara Santa Cruz Island Willow's Anchorage 1940
Santa Barbara Santa Cruz Island Willow's Anchorage 1940
Santa Barbara Santa Rosa Island Ford Point 1954
Santa Barbara Santa Rosa Island Garenon Canyon 1949
Santa Barbara Santa Rosa Island South Point 1975 1979
Ventura Point Mugu Little Sycamore Canyon (Point Mugu State Park) 1985
Ventura Rincon Beach Rincon Beach 1950
Ventura San Nicolas Island Dutch Harbor 1975 1979
Ventura San Nicolas Island San Nicolas Island General 1900
Ventura San Nicolas Island San Nicolas Island General 1969
Ventura San Nicolas Island W end Army Camp Beach, North side San Nicolas Island 1987
Ventura San Nicolas Island West Point 1975 1979
Ventura Ventura Hobson Beach 1968
Ventura Ventura Hobson County Park 1985
Ventura Ventura Ventura County General 1936
Ventura West Anacapa Island Frenchy's Cove 1975 1979