Highgrove Education

Introduction to Marine Science

Learn about what makes the oceans and other water based environments and the many many different habitats they provide. You will study the different ecosystems and the adaptations of the organisms living there and the impact the humans have on ocean life.

Private Tuition

Key Information



Access Course Enrolment:
  • Enrolment in our pre-GCSE or pre-A level access course.
  • Access to our self-study materials and platform, live class lessons, and individual teacher support in Office Hours.
  • Weekly teacher-marked homework.
  • Half termly reports.
  • Support from our SENDCo for pupils with special educational needs or disabilities, including assessment for access arrangement entitlement.
  • Support with English for pupils whose first language is not English.
  • A Highgrove Education Office365 account, including Teams, SharePoint and a school email
TeacherMs Katrina Yerbury, Head of Biology
Course Length10 weeks 
Live LessonsOne 45-minute lesson per week
HomeworkApproximately half an hour a week 
Entry RequirementsNone 

Course Syllabus

Lesson 1Water and ocean composition
Lesson 2The effects of plate tectonics, tsunamis and El Niño
Lesson 3The different types of marine ecosystems
Lesson 4External features of fish and classification of marine invertebrates
Lesson 5Adaptations to sunlight, twilight, midnight, benthic and deep-sea zones
Lesson 6Plants of the ocean
Lesson 7Coral reefs
Lesson 8Rocky shores, sandy shores and mangroves
Lesson 9Human interactions with marine ecosystems
Lesson 10Climate change pollution and conservation

Teacher Profile

Ms Yerbury has been teaching Biology for over 20 years, most recently at Harrow School Online, where her pupils achieved 75% A*-A in their 2023 A level results in Biology.  She has worked as an A level examiner for three examination boards, including Edexcel IAL, where she is a Team Leader. She is also a materials author, and has contributed to Edexcel IAL Biology and Chemistry A2 Textbooks written in 2018, and worked as a reviewer on the self-study materials written for Harrow School Online, as well as authoring the courses for Highgrove Online School. Ms Yerbury holds a joint honours degree in Biology and Geography and a PGCE in Biology and Games from the University of Bristol.