Glossary | F

Fauna
animal life of a region, special environment
Feces
excrement
Fecund
fertile or capable of producing many offspring
Feduncity
capacity, especially in female organisms, of producing eggs, sperm, or offspring in great numbers
Feral
individuals of a domesticated species that have returned to a wild state
Festoon
string
Filamentous
chainlike series of cells as in many algae
Filaments
fine or threadlike structures
Filter feeder
animal that eats by passing surrounding water through a filtering device and filtering or straining out small particles of food
Fission
form of asexual reproduction in which the parent organism divides into two or more parts, each becoming an independent individual
Float
gas containing structure found on the stem of large kelp that buoys up the plant; pneumatophore or pneumatocyst
Flora
plant life of a region, special environment, or period of history
Flukes
two lobes of a cetacean or dugong's tail
Flyway
route followed by migrating birds. There are four major north to south routes in the US.
Food chain
progression of feeding levels in which one organism is the food source for the next level
Food web
description of the interactions or complex relationships between various food levels
Forage
food for animals, especially when taken by browsing or grazing; to search for food
Fossil
hardened remains or traces of plant or animal life of a past geological period; usually preserved in rock
Fouling
mass of living and non-living bodies and particles attached to a submerged object
Frond
leaf-like structure of a plant: kelp stipe (stem-like part) and the attached blades
Fusiform
spindle or torpedo shaped; rounded, broadest in the middle and tapering toward each end