Grading small live fish underwater

Details Grading small live fish underwater Grading small live fish underwater

1978-08-18

1980-04-22

Mancene, Louis G.

Animal husbandry

Entomological culture device

Egg treatment, production, or storage

43100, A01K 6100

Patent

active

041989252

ABSTRACT:
A fish grader having a boxlike frame with at least one barred side with a net attached outside the frame. The grader is placed in water and fish to be sorted are put in it. The smaller fish swim through the bars into the net, leaving the larger fish in the grader box, from which they can be released into a rearing enclosure.

REFERENCES:
patent: 1610350 (1926-12-01), Anderson et al.
patent: 2396305 (1946-03-01), Toft
patent: 2643481 (1953-06-01), Ederer
patent: 2690158 (1954-09-01), Petty
patent: 3096600 (1963-07-01), Gwyther
patent: 3204605 (1965-09-01), Vroman
patent: 3833119 (1974-09-01), Brown
patent: 3951104 (1976-04-01), Neff
patent: 4086875 (1978-05-01), Lindbergh

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