Glossary

 

 

Byssal thread – protein ropes secreted from mussel that attach to substrate

 

Desiccation – the process of drying out thoroughly

 

Filter feeder – an animal that feeds by passing water through its abdomen, taking up necessary nutrients, and excreting the excess water

 

Gastropod – the class of mollusks that includes snails and slugs

 

Intertidal – the area between the high tide mark and the low tide mark

 

Mantle cavity – the space between the mussel’s body mass and its shell

 

Planktonic – floating at or near the surface of the water

 

Plantigrade - a recently settled larva or juvenile

 

Pelagic – living in the open ocean (rather than adjacent to land)

 

Quadrat – a device used in ecological studies; a plot of land or area of known dimensions to study the distribution of plants or animals in an area

 

Sedentary -  remaining or living in one area, not moving freely

 

Sessile – Permanently attached to a surface

 

Transect – a line on which measurements or data are to be collected

 

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