Maturity Codes

 

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species_group sex code description
FLAT 1 1 Immature. Very small - no sperm extruded under pressure during spawning season.
FLAT 1 2 Mature. Enlarged - extending slightly into the abdominal cavity but retaining sperm.
FLAT 1 3 Ripe/Spawning. Running sperm evident.
FLAT 1 4 Spent. Soft - few sperm present (not likely to see this stage; short time)
FLAT 1 8 Unknown: not any of the above; different; not determinable.
FLAT 1 9 Unknown
FLAT 2 1 Immature. Ovaries small with no visible eggs.
FLAT 2 2 Mature/Resting. Ovaries enlarged and no eggs can be distinguished by direct observation.
FLAT 2 3 Ripe. Ovaries very full of granular eggs and ova cannot be separated easily.
FLAT 2 4 Spawning. Ovaries very full of entirely translucent mature ova. Eggs will run under a very slight pressure.
FLAT 2 8 Unknown, not any of the above, different, not determinable.
FLAT 2 9 Unknown
LING 1 1 Immature: thin and ribbon-like.
LING 1 2 Transitional: moderate sized; firm; compact.
LING 1 3 Ripe: moderate to large; white; creamy; milt flows when cut.
LING 2 1 Immature: small; 1.5 – 3.0 cm.
LING 2 2 Maturing: eggs visible and opaque.
LING 2 3 Mature: ovaries swollen with large pale sticky egg mass.
LING 2 4 Spent: thick walled ovaries empty.
LING 2 5 Transitional: thick walled ovaries firming and progressing to thinner-walled condition.
ROCK 1 1 IMMATURE: THIN; RIBBONLIKE; CLEAR; BREAKS EASILY
ROCK 1 2 EARLY MATURITY: TRIANGULAR XSECTION; MILT DOES NOT FLOW READILY
ROCK 1 3 LATE MATURITY: LARGE; WHITE; CREAMY; MILT FLOWS WHEN CUT
ROCK 1 8 UNKNOWN: NOT ONE OF THE ABOVE - DIFFERENT
ROCK 1 9 NOT EXAMINED
ROCK 2 1 IMMATURE: SMALL; ELONGATE; PALE FLESH COLORED; ROUND XS; NO BLACK SPOTS
ROCK 2 2 EARLY YOLK: OVARIES SLIGHTLY SWOLLEN AND ROUND XS; YELLOW-ORANGE COLOR (WHITE IN SOME SPECIES)
ROCK 2 3 LATE YOLK: OVARIES LARGE AND FIRM; BRIGHT UNIFORM ORANGE-YELLOW COLOR; OVARY MEMBRANE THIN; EGGS SEPARATE EASILY
ROCK 2 4 EYED LARVAE: OVARIES LARGE; FULL; THIN WALLED; LARVAE FREE WITH PIGMENTED EYES
ROCK 2 5 SPENT: OVARIES LIMP; LARGE AND MOSTLY EMPTY; DARK RED-BROWN BLOOD VESSELS VISIBLE
ROCK 2 6 RECOVERING: OVARIES SMALL; LIMP BUT MORE FIRM; REDUCED REDNESS; COLOR BROWN-FLESH; POSSIBLE RESIDUAL EGGS PRESENT
ROCK 2 8 UNKNOWN: DIFFERENT THAN ABOVE
ROCK 2 9 NOT EXAMINED