Lab on Primary Productivity of Pyramimonas See the video on a discussion of the high tidepools and productivity Background: (adapted from Vernier lab 23 of “Biology with Computers”) Oxygen is vital to life. In the atmosphere, oxygen comprises over 20% … Continue reading
In the high intertidal areas of Race Rocks, there are tidepools with wide fluctuations of abiotic factors. The organisms inhabiting these pools are well adapted to these extremes. Garry talks to a biology class about some of the variables influencing … Continue reading
These images were taken on the remote camera 5 shows a Pigeon Guillemot prior to feeding a Penpoint gunnel to chicks.During the months of May and June, the Pigeon Guillemots (Cepphus columba) are constantly diving off the north side of Great Race … Continue reading
Syllabus connections to racerocks.com Syllabus Details – Topic 4: Ecology and Evolution and OPTION G 4.1 Communities and Ecosystems (5h) This reference is adapted from a Syllabus of the IB. In no way is it intended to replace parts of … Continue reading
We frequently find abundant populations of Harpacticoids in the high tidepools number 10, 7 and 2 at Race Rocks Populations can fluctuate widely through the seasons.. Since pool 7 is at the highest elevation, it may not receive new inputs … Continue reading
On a field trip to Race Rocks with the Biology class in the spring 2003, we took some time to observe and video the surge channel out on the south-west tip of Great Race Rock. It was a calm day … Continue reading
This colonial hydroid grows from the 0.2 tidal level to over 20 meters in depth in various places throughout the Race Rocks Ecological Reservee. At low tide, it is visible in several protected crevices and in Anita’s tidepool ( #6 on … Continue reading
EXTENDED ESSAY IN BIOLOGY INTERTIDAL ZONATION OF HALOSACCION GLANDIFORME: A FOCUS ON HEIGHT AND SLOPE AS FACTORS OF ZONATION LESTER B. PEARSON COLLEGE ALEX C. FLETCHER JANUARY 14, 2002 ABSTRACT: An intertidal study of the organism Halosaccion glandiforme was performed … Continue reading
December 16 Report Race Rocks Marine Biology Project By Garry Fletcher Faculty Member, Lester B. Pearson College Ecological reserve Warden for Race Rocks. Education Director, racerocks.com This report outlines the activities of the Race Rocks Marine Biology Program at Lester … Continue reading
Herbarium sheet showing Smithora growing as an epiphyte on Phylospadix Smithora naiadum will by mid-summer turn much of the green surf grass Phyllospadix, a deep maroon color. This happens subtidally and in the deep tidepools on the west shore of … Continue reading