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Corte Madera Creek originates in Marin County, California, and flows approximately 7.2 km southeast before joining San Francisco Bay.
Answer: True
Explanation: Corte Madera Creek originates within Marin County, California, and follows a course of approximately 7.2 kilometers southeastward before its confluence with San Francisco Bay.
The confluence of San Anselmo Creek and Ross Creek forms Corte Madera Creek within the town of Fairfax.
Answer: False
Explanation: Corte Madera Creek is formed by the confluence of San Anselmo Creek and Ross Creek, which occurs within the town of Ross, not Fairfax.
Corte Madera Creek discharges its waters into the Pacific Ocean near the town of Corte Madera.
Answer: False
Explanation: Corte Madera Creek discharges its waters into San Francisco Bay near the town of Corte Madera, not the Pacific Ocean.
The elevation at the mouth of Corte Madera Creek, where it meets San Francisco Bay, is 36 feet above sea level.
Answer: False
Explanation: The elevation at the mouth of Corte Madera Creek, where it meets San Francisco Bay, is 0 feet (sea level), not 36 feet.
The average discharge rate for Corte Madera Creek is measured near the Ross town hall and is recorded as 0.33 cubic feet per second.
Answer: True
Explanation: The average discharge rate for Corte Madera Creek is indeed measured near the Ross town hall and is recorded as 0.33 cubic feet per second.
San Anselmo Creek is identified as the right tributary that joins with another creek to form Corte Madera Creek.
Answer: False
Explanation: San Anselmo Creek is identified as the left tributary that joins with Ross Creek to form Corte Madera Creek.
Tamalpais Creek and Larkspur Creek are tributaries to Corte Madera Creek, draining the northern slope of Mt. Tamalpais.
Answer: False
Explanation: While Tamalpais Creek and Larkspur Creek are right tributaries to Corte Madera Creek, the primary drainage of the northern slope of Mt. Tamalpais is attributed to Ross Creek.
After the confluence of its main tributaries, Corte Madera Creek flows through a concrete-lined channel for over a mile before reaching the salt marsh.
Answer: True
Explanation: Following the confluence of its primary tributaries, Corte Madera Creek traverses a concrete-lined channel for more than a mile prior to entering the salt marsh.
Larkspur Creek and San Anselmo Creek are noted for draining directly into the estuary portion of the system.
Answer: False
Explanation: Larkspur Creek and Tamalpais Creek are noted for draining directly into the estuary portion of the system, not San Anselmo Creek.
The maximum recorded average discharge rate for Corte Madera Creek is 0.00 cubic feet per second.
Answer: False
Explanation: The maximum recorded average discharge rate for Corte Madera Creek is 3.50 cubic feet per second, not 0.00 cubic feet per second.
Corte Madera Creek passes through a tidal marsh located in the town of Ross before reaching San Francisco Bay.
Answer: False
Explanation: Corte Madera Creek passes through a tidal marsh located in Kentfield before reaching San Francisco Bay, not in the town of Ross.
What are the two primary watercourses that converge to form Corte Madera Creek?
Answer: San Anselmo Creek and Ross Creek
Explanation: Corte Madera Creek is formed by the confluence of San Anselmo Creek and Ross Creek.
In which U.S. state and county is Corte Madera Creek primarily located?
Answer: California, Marin County
Explanation: Corte Madera Creek is primarily located in California, specifically within Marin County.
What is the approximate length of Corte Madera Creek?
Answer: 4.5 miles (7.2 km)
Explanation: The approximate length of Corte Madera Creek is 4.5 miles (7.2 km).
Where does Corte Madera Creek discharge its waters?
Answer: Into San Francisco Bay near Corte Madera
Explanation: Corte Madera Creek discharges its waters into San Francisco Bay near the town of Corte Madera.
What is the elevation of Corte Madera Creek at its source confluence?
Answer: 36 feet (11 meters)
Explanation: The elevation at the source confluence of Corte Madera Creek is 36 feet (11 meters) above sea level.
Which of the following is NOT listed as a right tributary to Corte Madera Creek?
Answer: San Anselmo Creek
Explanation: San Anselmo Creek is listed as the left tributary, not a right tributary, to Corte Madera Creek.
What is the minimum recorded average discharge rate for Corte Madera Creek?
Answer: 0.00 cubic feet per second
Explanation: The minimum recorded average discharge rate for Corte Madera Creek is 0.00 cubic feet per second.
The Coast Miwok people were the original inhabitants of the Corte Madera watershed, engaging in activities like hunting and fishing.
Answer: True
Explanation: The Coast Miwok people were the original inhabitants of the Corte Madera watershed, utilizing it for gathering, hunting, and fishing.
Rancho Cañada de Herrera, granted in 1839, covered areas including modern-day Corte Madera and Larkspur.
Answer: False
Explanation: Rancho Cañada de Herrera, granted in 1839 to Domingo Sais, covered areas that now include Fairfax and Sleepy Hollow, not primarily Corte Madera and Larkspur.
Captain John B. R. Cooper was granted Rancho Punta de Quentin in 1840, an area now encompassing the towns of San Anselmo, Ross, Kentfield, and Larkspur.
Answer: True
Explanation: Captain John B. R. Cooper received the Rancho Punta de Quentin grant in 1840, which encompassed the lands of present-day San Anselmo, Ross, Kentfield, and Larkspur.
The name "Corte Madera Creek" is derived from a Spanish phrase meaning "a place where wood is cut."
Answer: True
Explanation: The name "Corte Madera Creek" originates from the Spanish phrase corte de madera, which translates to "a place where wood is cut."
James Ross, a logger, established a schooner route to San Francisco for transporting lumber from the Corte Madera watershed.
Answer: True
Explanation: James Ross, an early logger, established a schooner route to San Francisco to facilitate the transport of lumber harvested from the Corte Madera watershed.
The Coast Miwok left traces of seven mounds in the area that is now the Town of Ross.
Answer: True
Explanation: The Coast Miwok people left evidence of their presence, including seven mounds, in the region now known as the Town of Ross.
The original inhabitants of the Corte Madera watershed, the Coast Miwok, engaged in all the following activities EXCEPT:
Answer: Hunting sea otters
Explanation: The Coast Miwok engaged in gathering, fishing, and hunting game, but hunting sea otters is not listed as one of their primary activities in the watershed.
Rancho Cañada de Herrera, granted in 1839, was awarded to which individual?
Answer: Domingo Sais
Explanation: Rancho Cañada de Herrera was awarded to Domingo Sais in 1839.
What does the name "Corte Madera Creek" translate to from Spanish?
Answer: Place of the Cutting Wood
Explanation: The Spanish name "Corte Madera" translates to "Place of the Cutting Wood."
What activities were associated with Rancho Punta de Quentin under Captain John B. R. Cooper?
Answer: Logging and hunting sea otters
Explanation: Activities associated with Rancho Punta de Quentin under Captain John B. R. Cooper included harvesting timber and hunting southern sea otters.
Corte Madera Creek is notable for supporting a population of Coho salmon, but not steelhead trout.
Answer: False
Explanation: Corte Madera Creek is notable for supporting a population of steelhead trout, and historically also supported Coho salmon.
The primary spawning grounds for steelhead trout in the watershed are found in Upper San Anselmo Creek, Ross Creek, and Sleepy Hollow Creek.
Answer: True
Explanation: The most suitable spawning gravels for steelhead trout within the Corte Madera Creek watershed are located in Upper San Anselmo Creek, Ross Creek, and Sleepy Hollow Creek.
Fairfax Creek presents no barriers to fish passage within the Corte Madera Creek watershed.
Answer: False
Explanation: Fairfax Creek presents a significant barrier to fish passage at its confluence with San Anselmo Creek, impeding aquatic species migration.
Coho salmon were last sighted in the Corte Madera Creek watershed in the 1980s.
Answer: True
Explanation: Coho salmon, historically present in the watershed, were last sighted in the Corte Madera Creek watershed in 1984.
The Sacramento sucker and the three-spined stickleback are non-salmonid fish species found in Corte Madera Creek.
Answer: True
Explanation: The Sacramento sucker and the three-spined stickleback are among the primary non-salmonid fish species identified within Corte Madera Creek.
Protected species found in the watershed include the northern spotted owl and the salt marsh harvest mouse, but not any specific bird species.
Answer: False
Explanation: The watershed supports protected species including the northern spotted owl and salt marsh harvest mouse, as well as specific bird species such as San Pablo song sparrows and black rails.
The Corte Madera Marsh Ecological Reserve is recognized by the Audubon Society as an Important Bird Area.
Answer: True
Explanation: The Corte Madera Marsh Ecological Reserve is indeed recognized by the Audubon Society as an Important Bird Area, highlighting its significance for avian populations.
Harbor seals are known to haul out in San Anselmo Creek, a major tributary of Corte Madera Creek.
Answer: False
Explanation: Harbor seals are known to haul out in a tidal channel named San Clement Creek, located south of the Corte Madera Marsh, not in San Anselmo Creek.
Corte Madera Creek is ecologically significant because it maintains a population of which anadromous fish species?
Answer: Steelhead Trout
Explanation: Corte Madera Creek is ecologically significant for maintaining a population of steelhead trout, an anadromous fish species.
Which of the following creeks acts as a total barrier to fish passage at its confluence with San Anselmo Creek?
Answer: Fairfax Creek
Explanation: Fairfax Creek is identified as a total barrier to fish passage at its confluence with San Anselmo Creek.
Historically, which salmonid species, besides steelhead trout, was observed in the Corte Madera Creek watershed, with the last sighting in 1984?
Answer: Coho Salmon
Explanation: Coho Salmon was historically observed in the Corte Madera Creek watershed, with the last sighting recorded in 1984.
Which of these is NOT listed as a primary non-salmonid fish species found in Corte Madera Creek?
Answer: Rainbow trout
Explanation: Rainbow trout are not listed as primary non-salmonid fish species; Sacramento sucker, three-spined stickleback, and California roach are mentioned.
Besides fish and 17 plant species, what types of protected animals are found in the watershed?
Answer: Owls, sparrows, rails, and mice
Explanation: Protected animals found in the watershed include northern spotted owls, San Pablo song sparrows, rails, and the salt marsh harvest mouse.
The Corte Madera Marsh Ecological Reserve is recognized by the Audubon Society primarily for its importance to what?
Answer: Bird populations
Explanation: The Corte Madera Marsh Ecological Reserve is recognized by the Audubon Society primarily for its importance to bird populations.
Where do harbor seals typically haul out near the Corte Madera Marsh?
Answer: In a tidal channel named San Clement Creek
Explanation: Harbor seals typically haul out in a tidal channel named San Clement Creek, located south of the Corte Madera Marsh.
The Corte Madera (Ross Valley) Watershed ranges in elevation from sea level up to approximately 784 meters at the East Peak of Mount Tamalpais.
Answer: True
Explanation: The Corte Madera (Ross Valley) Watershed encompasses an elevation range from sea level to approximately 784 meters (2,571 feet) at the East Peak of Mount Tamalpais.
The Corte Madera (Ross Valley) Watershed covers 73 square kilometers and is located in the northwestern part of Marin County.
Answer: False
Explanation: The Corte Madera (Ross Valley) Watershed covers 73 square kilometers (28 square miles) and is located in the southeastern quarter of Marin County, not the northwestern part.
The towns of Larkspur, Corte Madera, Kentfield, Ross, San Anselmo, and Fairfax are all included within the Corte Madera (Ross Valley) Watershed.
Answer: True
Explanation: The towns of Larkspur, Corte Madera, Kentfield, Ross, San Anselmo, and Fairfax are all situated within the boundaries of the Corte Madera (Ross Valley) Watershed.
The Corte Madera (Ross Valley) Watershed contains a total of 71 kilometers of stream channels.
Answer: True
Explanation: The Corte Madera (Ross Valley) Watershed contains an extensive network of 71 kilometers (44 miles) of stream channels.
Ross Creek is primarily responsible for draining the northwestern portion of the watershed.
Answer: False
Explanation: Ross Creek primarily drains the northern slope of Mt. Tamalpais, while San Anselmo Creek and its tributaries drain the northwestern portion of the watershed.
The Corte Madera (Ross Valley) Watershed includes Phoenix Lake as one of its water bodies.
Answer: True
Explanation: Phoenix Lake is identified as one of the water bodies within the Corte Madera (Ross Valley) Watershed.
What is the maximum elevation reached within the Corte Madera (Ross Valley) Watershed?
Answer: 2,571 feet
Explanation: The maximum elevation reached within the Corte Madera (Ross Valley) Watershed is 2,571 feet (784 meters).
Which of the following towns is NOT located within the Corte Madera (Ross Valley) Watershed?
Answer: Mill Valley
Explanation: Mill Valley is not listed as being within the Corte Madera (Ross Valley) Watershed; Larkspur, Corte Madera, Kentfield, Ross, San Anselmo, and Fairfax are included.
How many miles of stream channels are contained within the Corte Madera (Ross Valley) Watershed?
Answer: 44 miles
Explanation: The Corte Madera (Ross Valley) Watershed contains approximately 44 miles of stream channels.
Ross Creek is primarily responsible for draining which part of the watershed?
Answer: The northern slope of Mt. Tamalpais
Explanation: Ross Creek is primarily responsible for draining the northern slope of Mt. Tamalpais within the watershed.
Which town is mentioned as the location where the source confluence of Corte Madera Creek occurs?
Answer: Ross
Explanation: The town of Ross is mentioned as the location where the source confluence of Corte Madera Creek, formed by San Anselmo Creek and Ross Creek, occurs.
The Corte Madera (Ross Valley) Watershed covers an area of approximately how many square miles?
Answer: 28 square miles
Explanation: The Corte Madera (Ross Valley) Watershed covers an area of approximately 28 square miles.