Hexactinosida

latitude

• OBIS environmental data records: 79.52 degrees (max)
• OBIS environmental data records: -74.47 degrees (min)

longitude

• OBIS environmental data records: -179.993 degrees (min)
• OBIS environmental data records: 179.988 degrees (max)

mineralized skeleton contains

• Mineralogy: biogenic silica

sexual system

• Fairbairn 2013: synchronous hermaphrodite

trophic guild

• ecology literature: feeding current (adult)

trophic level

• ecology literature: omnivore (adult)

visual system

• Nilsson 2013: blind

water depth

• OBIS environmental data records: 5000 m (max)

water dissolved o2 concentration

• OBIS environmental data records: 0.23 mL/L (min)
• OBIS environmental data records: 6.911 mL/L (max)

water nitrate concentration

• OBIS environmental data records: 8.403 µmol/l (min)
• OBIS environmental data records: 45.073 µmol/l (max)

water o2 saturation

• OBIS environmental data records: 84.74 percent (max)
• OBIS environmental data records: 3.177 percent (min)

water phosphate concentration

• OBIS environmental data records: 3.499 µmol/l (max)
• OBIS environmental data records: 0.468 µmol/l (min)

water salinity

• OBIS environmental data records: 36.393 psu (max)
• OBIS environmental data records: 33.364 psu (min)

water silicate concentration

• OBIS environmental data records: 3.422 µmol/l (min)
• OBIS environmental data records: 179.153 µmol/l (max)

water temperature

• OBIS environmental data records: -1.573 degrees celsius (min)
• OBIS environmental data records: 19.285 degrees celsius (max)