Allocentrotus

Body symmetry

• Paul and Smith 1984: pentaradial symmetry (adult)

latitude

• OBIS environmental data records: 59.867 degrees (max)
• OBIS environmental data records: 27.6542 degrees (min)

longitude

• OBIS environmental data records: -115.267 degrees (max)
• OBIS environmental data records: -143.308 degrees (min)

reproduction

• Fairbairn 2013: sexual reproduction

water depth

• OBIS environmental data records: 3876.67 m (max)
• OBIS environmental data records: 28.9 m (min)

water dissolved o2 concentration

• OBIS environmental data records: 5.409 mL/L (max)
• OBIS environmental data records: 0.303 mL/L (min)

water nitrate concentration

• OBIS environmental data records: 44.916 µmol/l (max)
• OBIS environmental data records: 13.271 µmol/l (min)

water o2 saturation

• OBIS environmental data records: 80.646 percent (max)
• OBIS environmental data records: 4.294 percent (min)

water phosphate concentration

• OBIS environmental data records: 3.485 µmol/l (max)
• OBIS environmental data records: 1.486 µmol/l (min)

water salinity

• OBIS environmental data records: 34.682 psu (max)
• OBIS environmental data records: 32.483 psu (min)

water silicate concentration

• OBIS environmental data records: 18.169 µmol/l (min)
• OBIS environmental data records: 176.992 µmol/l (max)

water temperature

• OBIS environmental data records: 1.498 degrees celsius (min)
• OBIS environmental data records: 9.885 degrees celsius (max)