Table 4.
Studies of elasmobranchs recorded in the Pacific of Costa Rica using different methods.
| Family | Trawling35 | Submarine41 | Longline16 | Diving42 | Diving48 | This study |
|---|---|---|---|---|---|---|
| Alopiidae | – | – | 2 | – | – | – |
| Carcharhinidae | 1 | 1 | 8 | 6 | 1 | 8 |
| Dasyatidae | 1 | 2 | 2 | 1 | 2 | 2 |
| Echinorhinidae | 1 | 1 | – | – | – | – |
| Ginglymostomatidae | – | – | 1 | – | 1 | 1 |
| Gymnuridae | 1 | – | – | – | – | – |
| Mobulidae | 2 | 3 | 2 | – | 4 | |
| Myliobatidae | 2 | 1 | 1 | 1 | – | 2 |
| Narcinidae | 3 | – | – | – | – | 2 |
| Odontaspidae | – | 1 | – | – | – | – |
| Potamotrygonidae | – | – | – | – | – | 1 |
| Pseudocarcharhiidae | – | – | 1 | – | – | – |
| Rajiidae | 3 | – | – | – | – | – |
| Rhincodontidae | – | 1 | – | 1 | 1 | 1 |
| Rhinobatidae | 1 | – | – | – | – | 3 |
| Squatinidae | 1 | – | – | – | – | – |
| Sphyrnidae | 1 | 1 | 4 | 1 | – | 1 |
| Torpedinidae | 1 | 1 | – | – | – | – |
| Triakidae | 2 | – | 2 | – | – | – |
| Trygonorrhinidae | 1 | – | – | – | – | 1 |
| Urotrygonidae | 6 | – | – | – | – | 3 |
| Number of species | 25 | 11 | 24 | 12 | 5 | 28 |