Parameter: length_day

Short Description: length_day

Short Name: length_day

Official Name: length_day

Units: decimal hours

Description

length of day (decimal hours) based on time between sunrise and sunset as indicated by sustained irradiance values above 0.0 uE/cm2/sec

Parameter Occurences in Datasets (9)

Dataset	PI-Supplied Description	PI-Supplied Name
Environmental observations and infected host and dinospore counts in Salt Pond, Falmouth, Massachusetts, USA from 2018 through 2019	length of day as hours:minutes converted to a decimal	Day_Length
Integrated daily Photosynthetically Available Radiation (PAR) data from RVIB Nathaniel B. Palmer cruises NBP0103, NBP0104, NBP0202, and NBP0204 in the Southern Ocean from 2001-2002 (SOGLOBEC project)	length of day (decimal hours) based on time between sunrise and sunset as indicated by sustained irradiance values above 0.0 uE/cm2/sec	length_day
Fish larvae growth rates and related data collected from BONGO nets from the R/V Endeavor, R/V Albatross IV, EN265, AL9605, EN282 cruises in the Gulf of Maine and Georges Bank from 1995-1999 (GB project)	Number of hours between civil sunrise and civil sunset, originally reported as day_length.	length_day
Fish larvae growth rates and related data from BONGO nets from the R/V Albatross IV, R/V Seward Johnson, R/V Oceanus, R/V Edwin Link cruises in the Gulf of Maine and Georges Bank, from 1993-1999 (GB project)	Number of hours between civil sunrise and civil sunset, originally reported as day_length.	length_day
Fish larvae growth rates and related data from MOCNESS tows from the R/V Albatross IV, R/V Seward Johnson, R/V Oceanus, R/V Edwin Link cruises in the Gulf of Maine and Georges Bank, from 1992-1999 (GB project)	Number of hours between civil sunrise and civil sunset, originally reported as day_length.	length_day
Phytoplankton nutrient traits and data sources collected from the Kellogg Biological Station, MSU, Michigan in 2014 (Phytoplankton Traits project)	Culture daylength	light_hours
Environmental measurements from ARISA samples, San Pedro Channel, 5 depths , 2014 (Bacterial, Archaeal, and Protistan Biodiversity project, Marine Viral Dynamics project)	geosphere package in R; daylength(date; 33.55)	day_length
Environmental data for SPOT virus sampling in Southern California during 2014 (Bacterial, Archaeal, and Protistan Biodiversity project)	length of day; geosphere package in R; daylength(date; 33.55)	day_len
Abiotic and biotic data from Zostera Experimental Network (ZEN) 2014 surveys (ZEN 2 project)	Length (in hours) of daylight for the day on which the sampling was conducted using date-calendar.	Day_length_hours