Thursby-Pelham, Dorothy, 61

Thurstan, Ruth, 148

Thwaites Glacier (Doomsday Glacier), 67

tiburones, 79

tiger sharks, xiii, 35, 93, 107

toadfish, 45–46

Tokitae (orca), 123–25, 124n

toothed whales (odontocetes), 21

toothfish, 155–56

Traceless (company), 243

trash. See plastic pollution

trilobites, 5–8, 9, 10–11

Trumpeter Bay, 199–200

tuna, 38, 126, 136–45, 158, 171

Turneffe Atoll, 201–5, 206–7

Turquet’s octopuses, 67–68

tylosaurs, 12

type C orcas, 155–56

underwater forests. See forests

unihorn, 37

United Kingdom

bluefin tuna and, 136, 138, 144–45

conservation efforts, 147–53, 154–55, 156–57, 160–61, 166–67, 254n

coral reefs of, 160–61

heat wave in, x–xi

orcas near, 109–10

seaweed farming in, 245

shark protection by, 96–97, 104

United Nations, 241–42, 248

United States

chemical pollution and, 111–12, 115–18

conservation efforts by, 157–58, 158n, 214

sustainable fishing and farming in, 135

University of Cambridge, 259

urchin barrens, 178, 180–84, 196

Vermeij, Geerat, 15–16

viral infections, 113, 121, 177n

Virginia lagoons, 192–94

Volkswagen, 255

Volvo, 255

voting, 259–60

walking sharks, 25–26

Wallasea Island, 237, 239

walruses, 23, 23n, 34, 43, 51

Warner, Briana, 245

wedgefish, 87

weetapoona Aboriginal Corporation, 199

wetland recreation, 237, 239–40

whales

chemical pollution and, 113, 118