maturity_samples_df: A data frame containing information on ovary sampling

In pacific-hake/hake-assessment: Stock Assessment for Pacific Hake

A data frame containing information on ovary sampling

Description

A data frame containing information on ovary sampling

Usage

maturity_samples_df

Format

A data frame with 2636 rows and 33 variables:

sampling_platform

Group that performed the sampling

yr

Year of sample

primary_reader

Initials of the primary sample-taker

haul_date

Date of the haul (tow) that the sample was from

month

Month of the sample

rounded_latitude

Latitude of sample, rounded to degree

n_or_s_of_34_44

Sample was North or South of 34.44 degrees North

season

Season of sample

visual_maturity_code

Maturity code for sample taken by visual means only

weight_kg

Weight of fish

length_cm

Length in centimeters of fish

age

Age of fish or NA if not aged

certainty

Certain or uncertain of maturity assignment

o_1

Oocyte markers

o_2

Oocyte markers

o_4_1

Oocyte markers

o_4_2

Oocyte markers

o_5

Oocyte markers

o_6

Oocyte markers

o_7

Oocyte markers

o_8

Oocyte markers

o_9

Oocyte markers

highest_matstage

Highest maturity stage assigned

biological_maturity

0 for not mature and 1 for mature

prop_atresia

Proportion for atresia (closedness)

functional_maturity

0 for not mature and 1 for mature

spent

Toggle for spent ovary

batch_spent

0 for not spent, 1 for spent

spawning

Toggle for spawning fish or non-spawning fish

pofs_present

0 for not present, 1 for present

histology_notes

Notes taken during histilogical analysis

data_notes

Notes taken during sample analysis

pacific-hake/hake-assessment documentation built on Jan. 14, 2025, 9:12 p.m.