Before seining, a visual transect 1 nm in length was conducted to quantify the abundance of fish surface activity
site_activity
An object of class tbl_df
(inherits from tbl
, data.frame
) with 1598 rows and 5 columns.
A unique alphanumeric code assigned to every survey. Foreign key to survey_data
.
A sequential number assigned to a discrete group of surface activity that we considered a school of fish
The number of individual surface events that "slid" out the water in this school. Categories: 0, 1, 10, 100, 1000
The number of individual surface events that "popped" out the water in this school. Categories: 0, 1, 10, 100, 1000
The number of individual surface events that looked like simpling in this school. Categories: 0, 1, 10, 100, 1000