Environmental factors for around 422 million years ago in the future Voyage area

Rock Name
Aymestry Limestone Formation

Lithology (appearance)
Blue-grey, nodular argillaceous limestone with greenish shaly calcareous mudstone

Period
Silurian

How old
Around 422 million years

Environment  of rock formation
Shallow continental shelf sea, with occasional severe storms producing big accumulations of broken shells.

Climate
Warm – sub-tropical

Latitude
32′ S of Equator

Oxygen as percentage of atmosphere
17% (21% today)

Carbon Dioxide as parts per million of atmosphere composition
3000ppm (around 415ppm today and rising)

Maximum day time temperatures
30’C

Minimum night time temperature
15’C

Sea temperature
26’C

Weather risk
Occasional storms with large waves

Midday Sun
Sun high in northern sky

UV index
9

Earthquake risk (scale 1 low risk to 9 high risk)
6

Tectonic
Shelf sea on edge of the closing Iapetus Ocean.

Volcano risk
Distant volcanoes – ash fall possible

Top predator
Sharks

Animal Life
Rich marine like

Plant Life

Humidity

Rainfall

Wind

Day length
21 hours

Days in year
415