Sponge philtre

Sponge philtre

This philtre provides both mechanical and biological filtration. It consists of a large foam rubber (sponge) block connected to a lift tube or small power head. Water is drawn through the sponge, which removes small particles and grows bacteria.

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Part of Speech: noun
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Industry/Domain: Fishing
Category: Fish farming
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Related terms

philtre

Language; Encyclopedias

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bycatch

Fishing; Fish farming

Bycatch (or by-catch) is the portion of a fishing catch caught unintentionally in a fishery, in addition to the targeted catch, and discarded as unwanted or commercially unusable.

fishery

Fishing; Fish farming

The industry or occupation devoted to the catching, processing, or selling of fish, shellfish, or other aquatic animals.

biological filtration

Fishing; Fish farming

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biological reference points

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