Linked from

The 32 pages that link to Mesopelagic zone, each with the reason it gives.

• Diel vertical migrationBroader topic: Many migrants use this dim midwater region as a daytime refuge.

• Deep scattering layerNarrower topic: Much of the layer occupies this dim zone during daylight.

• Pelagic fishBroader topic: Many pelagic species spend daylight hours at these depths.

• CounterilluminationNarrower topic: Its residual daylight creates the background counterilluminating animals must match.

• Deep-sea fishRelated: Many fish associated with the deep sea inhabit this dim transition layer.

• Deep seaBroader topic: It is the upper transition into deep-sea conditions and hosts daily vertical migrations.

• Marine biologyBroader topic: Its abundant, poorly measured life may affect carbon transport and fisheries.

• Bathypelagic zoneCompared with: It borders the bathypelagic zone above and receives some sunlight.

• Hadal zoneNarrower topic: It provides an upper-ocean comparison for the hadal zone’s permanent darkness.

• LanternfishNarrower topic: Lanternfish spend much of the day in this twilight zone.

• Deep divingNarrower topic: Many predators dive into this zone to reach prey concentrated below surface waters.

• DragonfishRelated: Some dragonfish occupy this twilight zone and migrate vertically through it.

• Mesopelagic fishNarrower topic: This is the habitat that defines the group.

• Southern elephant sealRelated: Many dives bring seals into this dim layer, where fish and squid are available as prey.

• Oceanic zoneBroader topic: It lies below the sunlit surface and hosts daily vertical migrations.

• ViperfishRelated: Many viperfish inhabit this dimly lit layer and its surrounding depths.

• Photic zoneBroader topic: It is a named ocean depth layer generally below the photosynthetic surface waters.

• OarfishRelated: Some oarfish records place them in this dim, deep-water layer.

• Tiger sharkRelated: Tracking studies have recorded tiger sharks diving into this dim ocean layer.

• Aphotic zoneBroader topic: This named depth zone lies largely within the ocean’s aphotic region.

• BarreleyeNarrower topic: Many barreleyes inhabit this dim middle layer of the ocean.

• GonostomatidaeRelated: Many bristlemouths live and feed in this dim ocean layer.

• Snipe eelRelated: Many snipe eels occur in this dimly lit part of the water column.

• ChaetognathaRelated: Many arrow worms inhabit this layer and prey on its plankton.

• Giant oarfishRelated: Many giant oarfish observations and captures come from deep, dim waters.

• MyctophiformesRelated: Many myctophids occupy this twilight layer and migrate out of it at night.

• StomiiformesNarrower topic: It is a major habitat for stomiiform fishes and their prey.

• Black swallowerBroader topic: Black swallowers are associated with the midwater depths within this zone.

• LancetfishRelated: Lancetfish commonly occupy this dim midwater habitat, though they range beyond it.

• Marine hatchetfishNarrower topic: This twilight zone is the characteristic habitat of many marine hatchetfishes.

• Pygmy sperm whaleRelated: The whale forages in deep-water environments that can include this twilight zone.

• Right whale dolphinRelated: Some prey sought by these dolphins occupy deeper, dimly lit waters.