Marine Vocabulary Crossword

a feature of an organism that helps it easily survive in an environment
the vertical movement of water from the floor to the surface
animal life drifting at or near the surface of the open sea "floating animals"
animals that have a backbone or spinal column
the bottom of a body of water
biological factors such as availability of food or relationships that affect the distribution of a given species
a rapid and unpredictable growth of a particular species in an ecosystem
the tendency of an object to rise or float
an animal that eats other animals
tiny hair-like projections used for locomotion in some protozoans
herbivores and carnivores that consume energy originally transformed into food by the primary producers
the aggregation of organisms living on or at the bottom of a body of water
includes both organisms and the non living environment each influencing the others
the sum total of all the external conditions that affect a substance, object, organism, or community
a region of a coastline, indented, in which the freshwater from the land mixes with the ocean to produce seawater with lower salinity
a sequence of plants and animals in a community, each of which is food for the next higher organisms. from primary producer to top predator
an organism that breaks down organi waste and dead organisms into simpler compounds
interacting plants and animals forming a group within a biome
a simple plant without a stem, leaves, or roots
a fine, long, whip-like projection of the cytoplasm cell. Used for locomotion in an undulating fashion in some unicelluar algae
an animal that feeds by removing living or dead material from the sediment
any loose material produced directly from living matter in varying degrees of decomposition
an animal that feeds on bacteria and dead or dying organic matter
the upper portion of the oceanic province, extending from the surface to a depth of about 200m
the production, comsumption, and decomposition of organic food in the sea, and the associated energy relationships
a diagram that represents each feeding level of a food chain.
place where organisms live
role or job of an organism in its environment
moving or capable of moving spontaneously
an embryo that becomes self sustaining and independent before it has grown up
pelagic animals that are active swimmers and capable of swimming independently of currents
any substance required for growth of an organism
permanently attached